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mmlu_train_92862
An organ pipe produces a musical note same number of nitrogen gas molecules. with a wavelength of 2.72 m. What is the frequency of this note if the speed of sound is 348 m/s?
[ "85.7 Hz", "128 Hz", "260 Hz", "466 Hz" ]
B. 128 Hz
mmlu_train
arc_easy_1986
Which of the following is an example of a behavioral adaptation?
[ "hooves of a horse", "migration of birds", "a spider web", "a bee hive" ]
B. migration of birds
arc_easy
mmlu_train_1406
How does repeating an experiment improve the likelihood of obtaining accurate results?
[ "Data can be compared.", "Time can be decreased.", "Equipment can be added.", "Procedures can be changed." ]
A. Data can be compared.
mmlu_train
aquarat_23440
A company that ships boxes to a total of 12 distribution centers uses color coding to identify each center. If either a single color or a pair of two different colors is chosen to represent each center and if each center is uniquely represented by that choice of one or two colors, what is the minimum number of colors needed for the coding? (assume that the order of colors in a pair does not matter)
[ "4", "5", "6", "12", "24" ]
B. 5
aquarat
arc_easy_1575
Fires in forests from lightning rid the forest of dead branches and leaves. If the trees survive and the soil remains intact, the forest will experience regrowth to its climax state by which process?
[ "tropism", "succession", "gradualism", "eutrophication" ]
B. succession
arc_easy
mmlu_train_21448
Everyone has done experiments in high school laboratories,but have you ever thought about designing a satellite to explore space? On Nov.19,a team of students from Thomas Jefferson High School for Science and Technology in the US awed peers and even scientists by successfully launching a satellite. The first satellite designed and built by high school students was sent up into space along with a record setting.28 other small ones on a rocket were sent from a NASA center in Virginia,CNN reported.It took the students seven years to build. The students call their tiny satellite TJ3Sat,which is named after their school.It is just 10x10x12 centimeters and weighs only 0.89 kilograms,according to Orbital Sciences,a company which developed the rocket and supported the students' project.It can be controlled with a smartphone. Like most satellites,TJ3Sat can send and receive data.The small spacecraft is equipped with a voice synthesizer ,which can switch text to voice and transmit those sounds back to Earth over radio waves,said Orbital officials.In this case,anyone can give it a try via the project's website (school website) by submitting a text.The texts that get approved will be sent to the satellite,changed to voice and then broadcast back to Earth via radio waves. "I can say 'Go Colonials'on our ground station and when it is on the other side of the world,in India,someone can hear'Go Colonials'over the radio,"the team explains on the website. The satellite will stay in space for at least three months. School principal Evan Glazer told The Washington Post that the project started in 2006 as an activity in the spare time.Later it became a research project for a select group of seniors. At a time when American students are busy with SATs,the launch of the satellite shows what diligent teenagers can achieve when allowed to pursue their own curiosities,Glazer said. "It used to be that kids growing up wanted to be an astronaut," Andrew Petro,program executive for small spacecraft technology at NASA,said in a statement."I think we might be seeing kids saying what they want to do is build a spacecraft.The idea here is that they really can do that." Which of the following statements about TJ3Sat is TRUE according to the article?
[ "It took a group of students about a decade to build the satellite.", "Besides TJ3Sat,28 other small satellites were built by the students.", "TJ3Sat can receive text messages that the students send into space,which can be changed to voice messages and broadcast back to Earth.", "TJ3Sat is expected to stay in...
C. TJ3Sat can receive text messages that the students send into space,which can be changed to voice messages and broadcast back to Earth.
mmlu_train
mmlu_train_46179
The PS109 Nest Protect Smoke Alarm promises Internet alerts and an end to the low battery chirp . Besides, it uses a voice to tell you where the fire is. The alarm is the first UK product from Nest, which is run by iPod-inventor Tony Fadell. The company claims the device's batteries will last for up to seven years. The device will offer a spoken warning before it sounds a major alarm. Also it will use text messages and apps on your phones to alert users to low-level risks. The present smoke alarms constantly alert users to non-existent threats, which will make many users annoyed and finally remove their batteries altogether. "We've all experienced the smoke alarm going off while we're cooking. Sometimes, we need to search for the source of that non-stop low-battery chirp at midnight," said Fadell. "Therefore, every time a smoke alarm cries wolf, we trust it a little less, and then -- in a moment of frustration -- we take the batteries out to stop the beep . And that leaves us and our families at risk." If the Protect smoke alarms are used, they can be set up in up to ten zones, so that the clear warnings tell users where the risk has been detected. "Safety shouldn't be annoying," said Matt Rogers, Nest founder and vice president of engineering. "It was unacceptable to us that one in eight houses in the UK has a non-functioning smoke alarm. These products are required by law and are supposed to keep us safe, yet people hate them. We wanted to change that." For what purpose did Nest create the Protect Smoke Alarm?
[ "To predict low-level fire risks.", "To experiment with a new battery.", "To improve present smoke alarms.", "To avoid the low-battery chirp." ]
C. To improve present smoke alarms.
mmlu_train
arc_challenge_117
Which statement is the best description of what happens in the rock cycle?
[ "Rocks on old mountains are gradually weathered away while mountain building and volcanism form new mountains.", "Once formed, rocks stay in place until rocks above them are weathered away, and they reach the surface.", "As sedimentary rocks are buried deep below other rocks, they are changed by heat and pressu...
C. As sedimentary rocks are buried deep below other rocks, they are changed by heat and pressure, eventually return to the surface, and are weathered again.
arc_challenge
aquarat_22654
A trader mixes 26 kg of rice at Rs. 20 per kg with 30 kg of rice of other variety at Rs. 36 per kg and sells the mixture at Rs. 30 per kg. His profit percent is:
[ "2", "5", "6", "7", "1" ]
B. 5
aquarat
mmlu_train_4694
What is a decomposer?
[ "a living thing that breaks down dead organisms", "a living thing that makes its own food", "an animal that eats live plants", "an animal that hunts other animals" ]
A. a living thing that breaks down dead organisms
mmlu_train
aquarat_5604
A shopkeeper buys mangoes at the rate of 6 a rupee and sells them at 3 a rupee. Find his net profit or loss percent?
[ "33 4/3 %", "33 1/7 %", "50 %", "32 1/3 %", "60 %" ]
C. 50 %
aquarat
mmlu_train_98408
plant stem is the vehicle for transporting water and food from roots to the rest of the
[ "solar harnessing life", "cupcake", "rock", "sneaker" ]
A. solar harnessing life
mmlu_train
mmlu_train_27991
As millions of playthings are recalled, doctors are reminded that the risks of lead exposure continue for young patients. Lead is such a well-known health - perhaps even contributing to the fall of the Roman Empire- that it came as a shock to discover that toys played by children could contain lead. Doctors are now dealing with the aftershocks. Just how dangerous is this exposure? That's the question physicians are being asked by parents who find a lead-polluted Elmo, of Dora. Millions of others toys, lunch boxes and pieces of jewelry manufactured in China have been recalled because they contain lead either in the paint that coats them or as a component of the plastic used to make the item more flexible. The lead content in some of the toys recalled this summer was 180 times the amount allowed by law. Some pieces of jewelry were almost 100% lead. Experts advise that the items do cause a risk and that doctors should urge parents to check the comprehensive lists of recalled products on the Consumer Product Safety Commission's Web site and return any appearing on those lists to the manufacturers. If exposure is suspected, a blood test is in order . Since there is no safe level of this universal element, the risk face by children for lead poisoning and its accompanying threat of learning disabilities and behavior problems is considerable. Doctors who have toys in their waiting rooms also are advised to see if any of them have been recalled and to check for chipped, flaking paint-even on those that haven't yet been recalled--since new announcements of toy risk continue. What is Dora according to the passage?
[ "The name of a kind of metal.", "The name of a girl.", "The name of a toy.", "The name of a toy company." ]
C. The name of a toy.
mmlu_train
aquarat_10602
A company has two types of machines, type R and type S. Operating at a constant rate, a machine of type R does a certain job in 24 hrs and a machine of type S does the same job in 12 hours. If the company used the same number of each type of machine to do the job in 4 hours, how many machines of type R were used?
[ "2", "4", "6", "9", "12" ]
A. 2
aquarat
arc_easy_1003
Which type of organism is at the lowest level of the food chain?
[ "autotroph", "heterotroph", "carnivore", "omnivore" ]
A. autotroph
arc_easy
aquarat_10308
The average of first 12 even numbers is?
[ "10", "11", "12", "13", "14" ]
D. 13
aquarat
aquarat_25714
In how many different ways can 3 identical green boots and 3 identical red boots be distributed among 6 people such that each person receives a pair of boots?
[ "7209", "4059659", "2169", "20", "7291" ]
D. 20
aquarat
aquarat_24231
A can do a piece of work in 15 days and B alone can do it in 10 days. B works at it for 5 days and then leaves. A alone can finish the remaining work in
[ "5days", "6days", "7.5days", "8.5days", "9days" ]
C. 7.5days
aquarat
mmlu_train_70228
The Internet joins millions of computers all over the world, and it's used by people all over the world. It was invented in the 1960s in the USA. The American government needed a network of computers for its army. Then in the 1970s scientists and businesspeople also wanted to use the Internet to send and receive messages. For some years, they weren't allowed to use US network, and when they were allowed to, the messages were in very simple text without photos. The World Wide Web was invented by a British scientist named Tim Berners-Lee in 1989. He wanted to send documents to other scientists. So he developed the World Wide Web. This allowed him to send and receive scientific documents with text, drawings and photos. In the 1990s, more and more people began to use the Internet and the World Wide Web. So, what's the difference between Internet and the World Wide Web? The Internet is the hardware .It allows us to communicate with other people. The World Wide Web is the software. It allows us to create , see, and read multimedia documents. The web is made up of millions of documents called web pages. These pages are held in computers all over the world. Many people have a favourite website with a number of web pages on the same subject. Email is a way of using your computer to send and receive messages. It's cheaper and quicker to use email than send normal mail. New users call normal mail "snail mail" because it's so slow. It took 50 years for 100 million people to listen to the radio. It took 15 years for 100 million people to watch television. By the year 2000, it had taken only about three years for 100 million people to use the Internet. What will happen next on the Internet? According to the passage, which of the following is not true.
[ "Tim Berners-Lee developed the World Wide Web.", "At first, the message were in very simple text without photos.", "Web pages are held in computers all over the world.", "The World Wide Web allows us to communicate with other people." ]
D. The World Wide Web allows us to communicate with other people.
mmlu_train
mmlu_train_10370
A team of researchers in the UK has shown that children who were taken to the library more often and owned more books at two years old achieved higher scores in school tests when they began primary school. The research also showed that although social background has a noticeable effect on a child's readiness for school, attending pre-school and having their parents teach them a wide range of activities have a positive effect---while extended exposure to television lowers their scores. "One message coming through loud and clear is that how a child learns in his very early years is critical for a smooth transition into the educational system," said Professor James Law. "This is a very positive message, as it gets us away from the belief that a child's educational future is pre-determined by standard measures of socio-economic disadvantage, such as income, housing, or the mother's education." Data from the study shows that children from a positive communication environment had a better expressive vocabulary by their second birthday. These children went on to achieve higher scores in language, reading and maths tests when they entered school. In the early years, the communication environment was a better predictor of children's success with language than their general social background. Most children develop speech and language effortlessly, but some are slow to acquire these skills and go on to struggle with literacy and academic skills throughout their schooling. This project set out to uncover what factors contributed to these problems. Professor Sue Roulstone said, "These findings are an encouragement to all parents to provide a positive communication environment for their children from the very start of their lives. The project did identify particular aspects of the communication environment, such as having children's books around and not having the television on too much. But the main message is that, as parents, we can have an impact on how our children learn to talk by providing a range of communication experiences. And the better our children are at talking by the age of two years, the better they will do when they start school." What is implied in the passage? _ .
[ "The research could help children who suffer from learning difficulties.", "Parents should take their children to school as early as possible.", "Teachers should teach children how to communicate with their parents.", "Children who have good language abilities will not have difficulties in class." ]
A. The research could help children who suffer from learning difficulties.
mmlu_train
arc_challenge_32
Lactose intolerance is a condition of the digestive system in which an individual has an inability to digest lactose, the sugar found in milk. An individual affected with lactose intolerance does not produce enough of the enzyme lactase, which is needed to break down lactose. If more adults than children are diagnosed with lactose intolerance, what does this most likely suggest?
[ "The production of lactase decreases over time.", "The digestion of food breaks down lactase.", "Lactose intolerance is an allergic reaction.", "Lactose intolerance is contagious." ]
A. The production of lactase decreases over time.
arc_challenge
mmlu_train_93315
When air is heated, it will most likely
[ "expand and fall.", "expand and rise.", "condense and fall.", "condense and rise." ]
B. expand and rise.
mmlu_train
mmlu_train_81153
University of Oxford is the oldest university in the English-speaking world and it's one of the top university in the world. There is no clear date when the university started, but teaching began at Oxford in some forms in 1096 and developed quickly from 1167. There are 39 independent colleges at Oxford, attracting students and learned men from across the world. There are over 100 libraries for the students and learned men to use. At University of Oxford, they also provide a number of money for the best students. Of course, if you want to study here, first you have to reach a certain level of English language. College life at Oxford is very exciting but busy. The groups of college provide a friendly and welcoming home for students while the college are strict with students about their studies. Many Chinese students are studying here. The number of Chinese students at the university has grown quickly over the past 10 years. ,. (5,2,10) What do you have to do first if you want to ask fir studying at Oxford? You have to _ .
[ "be independent", "pass a certain level test of English language", "study English hard", "be the best students" ]
B. pass a certain level test of English language
mmlu_train
aquarat_20560
An express train passes a station platform in 36 seconds and a man standing on the platform in 20 seconds. If the speed of the express train is 54 km/hr, what is the length of the platform?
[ "m", "m", "m", "m", "of these" ]
B. m
aquarat
mmlu_train_97686
A tongue can adhere to metal if what occurs?
[ "condensation", "self-stimulation", "evaporation", "conduction" ]
D. conduction
mmlu_train
mmlu_train_75588
I think all of us should know it's necessary to have breakfast. It's one of the most important meals of the day. If you want to keep fit, you should have a good breakfast. Choosing the right food is also important. For it, you may have bread, eggs and milk. But in fact, many students go to school without breakfast. This does harm to their health. Maybe they say they have no time because it's too late or their parents are too busy to prepare breakfast for them. What will happen to the students on an empty stomach ? Because of no energy, they can't keep active. They may not grow fast. When they feel hungry, they are not able to study well and they have no energy to play well, either. What's worse , they will spend more time getting better once they fall ill. Therefore , we shouldn't go to school without breakfast, no matter what reason it is. What is one of the most important meals of the day?
[ "Breakfast.", "Lunch.", "Supper.", "A,B and C" ]
A. Breakfast.
mmlu_train
mmlu_train_72345
You're on the school bus. But as soon as you turn the corner, you find yourself at the end of a very long queue. It's another _ ! It is stop-start for the rest of your journey. Meanwhile, at the same time in Antarctica , snow covers the land. A group of emperor penguins crowd together to keep warm, using stop-and-go movements to protect themselves from the winds. Can you see the connection? Emperor penguins move like cars in traffic jams to keep warm, that's according to new research by the Alfred Wegener Institute, Helmholtz Center for Polar and Marina Research in Germany. A penguin only needs to move 2cm in any direction for its neighbor to do the same thing. These movements then flow through the whole group of penguins like a "traveling wave". These waves also help smaller crowds join bigger groups, keeping more and more of their friends warm. A single Antarctic "traffic jam" has thousands of penguins. Interestingly, the technology used for studying road traffic jams was used to study the penguins. This included studying time-lapse videos. Scientists also discovered that unlike on the road, these waves can be made by any penguin and in any direction. With temperatures usually dropping below -50degC, and winds reaching speeds of up to 200km/h, these traveling waves are very important for penguins to keep warm. These penguins can also teach us a lesson. In big groups, they learn to be orderly and patient, and to never crash into each other. These are skills we should all learn from them when we are on the road! From the passage, we learn that a "traveling wave" _ .
[ "is caused by a traffic jam on the road", "is caused by the strong wind in Antarctica", "is formed by the movement of the penguins", "is made by just one or two penguins" ]
C. is formed by the movement of the penguins
mmlu_train
mmlu_train_94459
Which of these characteristics best helps scientists classify organisms?
[ "size", "color", "gender", "structure" ]
D. structure
mmlu_train
aquarat_52183
70,76, 74,85,90,105,105,130,130,130 The list consists of the times in seconds that it took each of the 10 school children to run a distance of 400 mts . If the standard deviation of the 10 running times is 22.4, rounded to the nearest tenth of a second, how many of the 10 running times are more than 1 standard deviation below the mean of the 10 running times.
[ "1", "2", "3", "4", "5" ]
C. 3
aquarat
mmlu_train_61526
Drug Use Report A new study examines drug use by young people in t he United States. The study found that cigarette smoking among American teenagers dropped during t he past years. The drop continues a general decrease in teenager smoking rates that started in 1996. American health officials praised the decrease as good news in the nation's battle against smoking. They note that smoking remains the leading cause of preventable death and disease. Smoking rates among American teenagers increased in the first half of the 1990's. However, teenage smoking rates have been decreasing in recent years. The University of Michigan's Institute for Social Research supervised the latest study. The Department of Health and Human Services reported the findings. The study involved more than forty-four-thousand students in more than four-hundred schools across the United States. They were asked about past and daily use of tobacco, alcohol and illegal drugs. The youngest students questioned were thirteen years old. The study also involved fifteen-year-old students and seventeen-year-olds. The most notable change in the study was a continuation of the decrease in cigarette use among thirteen and fifteen-year-olds. For example, about twelve percent of thirteen-year-old students questioned reported smoking at least one cigarette during the past month. Six years ago, the rate was twenty-one percent. Among fifteen-year-olds, the rate dropped from thirty percent in 1996 to twenty-one percent last year. Tommy Thompson is the secretary of Health and Human Services. He praised the findings. He said more teenagers are making correct choices that will help them avoid health problems caused by tobacco. The study found that use of alcoholic drinks and illegal drugs among American teenagers remained the same or dropped during the past year. However, the use of one illegal drug known as Ecstasy continued to increase. Yet the rate of increase was not as great as in recent years. American health officials said they will continue to give teenagers scientific information about the serious health risks of Ecstasy and other illegal drugs. The goal is to further reduce the use of these drugs. During the past years, the use of Ecstasy among teenagers _ .
[ "remains the same", "has also decreased", "has increased somewhat", "is not mentioned" ]
C. has increased somewhat
mmlu_train
aquarat_38313
Carmelo and LeBron participate in a seven-person footrace on the basketball court during All-Star Weekend. If all seven contestants finish (including Charles Barkley) and there are no ties, how many different arrangements of finishes are there in which Carmelo defeats LeBron?
[ "5040", "2520", "720", "120", "42" ]
B. 2520
aquarat
aquarat_18066
A departmental store has 9 managers and 18 associates. The 9 managers have an average salary of $1300. The 18 associates have an average salary of $12,000. What is the average salary for the departmental store?
[ "$3556.25", "$3988.89", "$3836.56", "$3745.56", "$3428.56" ]
B. $3988.89
aquarat
aquarat_11401
Working together, Wayne and his son can shovel the entire driveway in three hours. If Wayne can shovel eight times as fast as his son can, how many hours would it take for his son to shovel the entire driveway on his own?
[ "4", "6", "8", "9", "12" ]
D. 9
aquarat
mmlu_train_37629
Siri is an artificial intelligence (AI) that you can carry around in the pocket, where it waits patiently to be told what to do. In the week we spent together, my AI assistant has performed admirably in finding me restaurants, or the location of the nearest coffee shop. A typical command might be: "Reserve a table for two at a good French restaurant in San Francisco." Siri responds by presenting a list of top-rated restaurants that can be booked on OpenTable.com. If you say which time you want, it can book you a table without your lifting a finger. In some ways Siri is just a fancy front-end to the 35 sites it can connect to, from taxi booking sites to movie review databases. But what's new is the way it can analyze the intentions of its master or mistress and use those sites to put them into action. Siri attaches probabilities to the explanation of each word and cross-references with your location and other data, some of which you must provide yourself. To send email reminders, Siri obviously needs to know your email address. To "find me the flower shop closest to work", it needs to know where you work. To pay bills or buy airline tickets, it would need access to your credit card. That raises the question of how far we are willing to trust a piece of software that can go and do things for us based on what it "thinks" we mean, a topic that occupies some engineers working on artificial intelligence. The more data, and power, you give your virtual assistant, the more damage it could do. Siri may be simple, and always shows its explanation of a command before carrying it out. But it gives users a preview of a new balance between privacy, trust and convenience that the expansion of AI into everyday life is likely to develop. Siri is new in that it has the ability _ .
[ "to understand what you speak", "to connect a lot of websites", "to give a variety of commands", "to create computerized database" ]
A. to understand what you speak
mmlu_train
mmlu_train_2720
How do coal and the sun compare as sources of energy?
[ "Coal is renewable, and the sun is renewable.", "Coal is renewable, and the sun is nonrenewable.", "Coal is nonrenewable, and the sun is renewable.", "Coal is nonrenewable, and the sun is nonrenewable." ]
C. Coal is nonrenewable, and the sun is renewable.
mmlu_train
mmlu_train_11909
It's well known that our human memory can fail us. People can be forgetful, and they can sometimes also "remember" things incorrectly, with damaging consequences in the classroom, courtroom, and other areas of life. Now, researchers show for the first time that bumblebees can be unreliable witnesses too. Bumblebees are rather clever animals, which explains why Chittka has been studying learning and memory in the insects for the last 20 years. Most times when people have studied memory in animals, errors in performance have been taken to mean that the animals failed to learn the task or perhaps learned it and then forgot. But what if animals can experience a more interesting type of memory failure? To find out, Chittka first trained bumblebees to expect a reward when visiting a yellow artificial flower followed by one with black-and-white rings. During subsequent tests, bees were given a choice between three types of flowers. Two were the types they'd seen in the training before. The third had yellow-and-white rings, representing a mixed-up version of the other two. Minutes after the training, the bees showed a clear preference for the flower that recently rewarded them. One or three days later, however, something very different happened when the bumblebees' memory was put to the test. At first, the bees showed the same preference displayed in the earlier tests, but as the time went on, they began selecting the flower with yellow rings, even though they'd never actually seen that one in training before. Chittka says that insects make similar errors in the conjunction of long-term memories as humans do. The ability to extract common features between different events in the environment might come at the expense of remembering every detail correctly. In bees, with their limited brain capacity , the pressure to store main features of several objects rather than each individual object might be much greater, compared with humans. According to the passage, which of the following statements is NOT true?
[ "Memory failure influences students' study effects.", "Bumblebees' memory is complicated and worth studying.", "The bees couldn't make out which flower had rewarded them days later.", "Bumblebees are stupid insects with limited brain capacity." ]
D. Bumblebees are stupid insects with limited brain capacity.
mmlu_train
arc_challenge_177
Most electrical wires are covered with plastic or rubber. The wires are covered with plastic or rubber because those materials
[ "are conductors of electricity", "make complete electric circuits", "are not conductors of electricity", "make the electricity move quickly" ]
C. are not conductors of electricity
arc_challenge
aquarat_36017
Rs.400 at 5% p.a compound interest will amount to Rs.441 in ________ years (interest compounded yearly).
[ "1 year", "2 years", "3/2 year", "5 years", "6 years" ]
B. 2 years
aquarat
aquarat_20492
Jake remembers only the last Six letters of his seven-letter Klingon name. If he is sure that the first letter is neither "N" nor "X", and assuming that there are only 12 letters in the Klingon alphabet, what is the probability that he will give the correct name when asked for it by the space attendant?
[ "A) 8/100", "B) 9/100", "C) 1/10", "D) 4/5", "E) 9/10" ]
C. C) 1/10
aquarat
mmlu_train_41786
First aid is the aid or the help which can be given to an injured person first, that is, before any other help comes. Nowadays there is usually a telephone not far away and the first we should do, if a serious accident happens, call the phone for an ambulance. Sometimes our quick action may save someone's life. Shock. People often suffer from shock after receiving an injury, sometimes even when the injury is very tiny. The face turns grey, and the skin becomes damp and cold. They breathe quickly. They should be kept warm. Cover them with a blanket and give them a warm drink. Broken bones. Do not move the patient. Send for an ambulance at once. Bleeding. A little bleeding doesn't harm. It washes dirt from the wound. But if the bleeding continues, try to stop it by placing a clean cloth firmly over the wound until the bleeding stops or helps arrive. Poison. A person who has taken poison should be taken to a hospital at once. With some poisons, sleeping pills, for example, it is a good thing to make the patient throw up by pressing your fingers down his throat. Remember: When an accident happens, send someone to telephone for an ambulance at once. Keep the injured person warm and quiet. Give him plenty of air. Do not let other people crowd around him. What's the best title for this passage?
[ "How to Save One's Life", "What to Do with Some Accidents", "How to Deal with Common Injuries", "First Aid" ]
D. First Aid
mmlu_train
aquarat_50964
A car consumes 210 liters of petrol weekly. For how many days will 1470 liters of petrol be sufficient?
[ "38", "20", "28", "49", "10" ]
D. 49
aquarat
aquarat_34326
An order was placed for the supply of a carpet whose breadth was 6 m and length was 1.44 times the breadth. What be the cost of a carpet whose length and breadth are 40% more and 25% more respectively than the first carpet. Given that the ratio of carpet is Rs. 45 per sq m?
[ "6.888 kg", "6.892 kg", "9.832 kg", "6.832 kg", "4.832 kg" ]
D. 6.832 kg
aquarat
aquarat_45411
Which of the following has a decimal equivalent that is a terminating decimal?
[ "2/3^20", "3^5/20^3", "2^3/3^2", "8^2/7^5", "3^6/6^3" ]
B. 3^5/20^3
aquarat
mmlu_train_2442
A student pushes a shopping cart filled with groceries. The cart has a mass of 12 kilograms (kg). The student pushes the cart with a force of 15 newtons (N). Assuming the ground is frictionless, how fast will the cart accelerate until the student stops applying the force?
[ "0.625 m/s^2", "0.8 m/s^2", "1.25 m/s^2", "2.5 m/s^2" ]
C. 1.25 m/s^2
mmlu_train
arc_easy_1065
An organism, such as a nematode worm, may have only 1000 cells. It should be classified as being
[ "a virus.", "a bacteria.", "unicellular.", "multicellular." ]
D. multicellular.
arc_easy
mmlu_train_65344
New evidence shows that getting enough Vitamin D may be the most important thing you can do for your health. You know the usual prescription for good health: a balanced diet with lots of fruits and vegetables, regular exercise, no smoking.Now add this: Spend a little more time in the sun. Huh? That may sound like medical .After all, we've been warned for decades about the dangers of the sun: wrinkles, age spots and the increasing threat of skin cancer.But new and impressive medical evidence suggests that sunlight is beneficial.The vitamin D it our bodies to make may prevent cancer, protect against heart disease and ward off a long list of disorders such as multiple sclerosis, rheumatoid arthritis, diabetes and gum disease.It is even showing promise as a treatment for heart disease and some cancers. Long recognized as vitally important for bone building (it's needed for calcium absorption), vitamin D has now achieved superstar status among nutrients.While all doctors may not agree, many experts are confident enough of its wide-ranging powers to urge that we get much more of it, from the sun and from supplements, as even the best diet in the world may not give us enough. The passage is most likely from a(an) _ .
[ "advertisement", "news report", "magazine", "medical prescription" ]
C. magazine
mmlu_train
mmlu_train_95706
A product of what can travel through a vacuum?
[ "Rigel", "oil well", "volcano", "iceberg" ]
A. Rigel
mmlu_train
arc_easy_1985
Thousands of years ago, several species of large mammals existed in North America. These species became extinct not long after the first human settlement of North America. Which human activity most likely contributed to the extinction of these mammals?
[ "hunting", "waterway pollution", "habitat destruction", "competition for resources" ]
A. hunting
arc_easy
aquarat_2846
When an amount was distributed among 14 boys, each of them got rs 80 more than the amount received by each boy when the same amount is distributed equally among 18 boys. What was the amount?
[ "Rs. 5040", "Rs. 6040", "Rs. 7040", "Rs. 5440", "Rs. 8040" ]
A. Rs. 5040
aquarat
arc_challenge_1088
Currently, Antarctica is the coldest and driest place on Earth. Paleontologists have found dinosaur fossils in rock layers below the ice. Based on this evidence, which is a reasonable conclusion about the climate of Antarctica in the past?
[ "Antarctica has always had the same climate as at present.", "At some time in the past, Antarctica was a hot, dry desert.", "At some time in the past, Antarctica was much warmer and wetter.", "At some time in the past, Antarctica was colder and wetter than it is now." ]
C. At some time in the past, Antarctica was much warmer and wetter.
arc_challenge
mmlu_train_64902
In China, more and more middle school students are getting shorter sleeping time than before. More students sleep less than nine hours every night, because they have much homework to do. Some homework is given by their teachers, and some by their parents. Also, some students don't know how to save time. They are not careful enough while they do their homework, so it takes them a lot of time. Some students spend too much time watching TV or playing computer games. They stay up very late. Some students have to get up early every morning on weekdays to get to school on time by bus or by bike. It can be a long way from home to school. It will probably make them sleepy during school hours. Schools and parents should cut down some of the homework so that our children can enjoy more than nine hours of sleep every night for their health. For children, they should make the most use of their time. When they have enough time for sleeping, they will find it much better for both their study and health. According to the article, who else gives children some homework to do except their teachers?
[ "Their parents", "Other students.", "The children themselves.", "Nobody else." ]
A. Their parents
mmlu_train
aquarat_45725
If a and b are integers and (a*b)^5 = 32y, y could be:
[ "16", "1", "8", "12", "24" ]
B. 1
aquarat
aquarat_52576
For covering 88km a wheel revolve 1000 times.what is the radius of wheel?
[ "14 m", "24 m", "28 m", "40 m", "none of the above" ]
C. 28 m
aquarat
arc_easy_1973
A student climbs up a rocky mountain trail in Maine. She sees many small pieces of rock on the path. Which action most likely made the small pieces of rock?
[ "sand blowing into cracks", "leaves pressing down tightly", "ice breaking large rocks apart", "shells and bones sticking together" ]
C. ice breaking large rocks apart
arc_easy
aquarat_24969
What will come in place of (a) in the following expression? a - 896.21 + 498.05 = 215.50 – 425.01
[ "188.65", "88.6", "188.67", "83.65", "88.61" ]
A. 188.65
aquarat
mmlu_train_5730
A "talking kitchen" teaches students how to cook French dishes and speak French. Researchers at New Castle University have developed the French Digital Kitchen. Professors Paul Seedhouse and Patrick Olivier led the project. Professor Seedhouse says that it works like a satellite navigation system in a car. The kitchen equipment and tools use motion sensor technology similar to the Nintendo Wii game system. The sensors help a computer guide the students through instructions in French. The system can tell whether you've done what you were asked to do or not. For example, the system tells you to take some butter and cut it with a knife. There's a sensor on the package containing the butter so it can tell where the butter's being moved. The sensor in the knife not only knows that the knife is moving, but it also knows what motion the knife is making. So it can tell whether the knife is being used. And so it doesn't go on to the next stage of the program unless you've done what it tells you to do. Students can ask the computer to repeat the instructions or translate them into English. There are vocabulary lessons before and after the cooking. Professor Seedhouse became interested in the idea after he visited a talking kitchen designed for a different purpose. "It was actually for communicating with people who suffer from dementia " .And so, for example, it can speak to those people and tell them that they've left the cooker on and they should turn it off." If a person doesn't follow the instructions while cooking, _ .
[ "the computer will keep repeating the instructions", "the instructions will be translated into English", "the next stage of the program will be changed", "the further instructions will not be given" ]
D. the further instructions will not be given
mmlu_train
aquarat_51596
Two trains are moving at 50 kmph and 70 kmph in opposite directions. Their lengths are 150 m and 100 m respectively. The time they will take to pass each other completely is?
[ "7 1/8", "7 1/6", "7 1/5", "7 1/2", "7 1/1" ]
D. 7 1/2
aquarat
aquarat_47712
Each shelf of a bookcase contained 11 books. If the librarian took out 15 books and rearranged the remaining books so that all shelves but the last one contained 7 books and that last shelf contained 12 books, how many shelves does the bookcase have?
[ "5", "6", "7", "8", "9" ]
A. 5
aquarat
aquarat_17054
A cow is tethered in the middle of a field with a 14 feet long rope. If the cow grazes 100 sq.ft. per day, then approximately what time will be taken by the cow to graze the whole field?
[ "5 days", "6 days", "7 days", "8 days", "9 days" ]
B. 6 days
aquarat
mmlu_train_62661
Every human being,no matter what he is doing,gives off body heat.The usual problem is how to get rid of it.But the designers of the Johnstown campus of the University of Pittsburgh set themselves the opposite problem-how to collect body heat.They have designed a collection system which uses not only body heat,but the heat given off by such objects as light bulbs and refrigerators as welt.The system works so well that no fuel is needed to make the campus' six buildings comfortable. Some parts of most modern buildings--theaters and offices as well as classrooms-are more than sufficiently heated by people and lights and sometimes must be air conditioned even in winter.The technique of saving heat and redistributing it is called "heat recovery".A few modem buildings recover heat,but the University's system is the first to recover heat from buildings and reuse it in others. Along the way, Pitt has learned a great deal about some of its producers.The harder a student studies the more heat his body gives off.Male students send out more heat than female students and the larger a student,the more heat he produces.It is tempting to conclude that _ for the Johnstown campus would be a hard-working overweight male genius . Which of the following is true of the heating system of the Johnstown campus? The heat is supplied by _ .
[ "human bodies, other heat sending objects,and fuel", "both human bodies and other heat sending objects", "both human bodies and fuel", "human bodies" ]
B. both human bodies and other heat sending objects
mmlu_train
aquarat_13355
If xy=9, x/y=36, for positive numbers x and y, y=?
[ "1/2", "2", "1/3", "3", "1/6" ]
A. 1/2
aquarat
aquarat_6269
What will the ratio of simple interest earned by certain amount at the same rate of interest for 12 years and that for 10 years.
[ "6:5", "2:3", "2:5", "4:3", "None of these" ]
A. 6:5
aquarat
mmlu_train_22929
Children form opinions about drugs and alcohol at a very early age. Even four and five year olds have definite opinions about alcohol. Preschoolers, because of the commercials they see on TV, often think that alcohol helps people have more fun and be better athletes! Images of alcohol are everywhere in out society--consumption of alcohol is represented twice per hour in daytime shows, and three times in an average evening program. Despite the wide spread of alcohol in our society, and the problems that can be connected with it, many parents feel uncomfortable when talking about alcohol with their children, or are not sure when and how to start. Many parents believe that teenage drinking is something that their children would never be involved in. Unfortunately, teenage drinking is very common in North Dakota. In a state wide survey of adolescents in junior and senior high school. Only 24% claimed to have never consumed alcohol. When asked about their drinking in the past 30 days: *61% adolescents reported drinking *42% drank five or more drinks in a row *17% reported binge drinking *4.2% reported driving and drinking Other research on rural youth in North Dakota has found that about 10% of a sample of fifth and sixth graders were engaged in frequent drinking. Teenagers who reported alcohol use (especially those who began use in late elementary school and junior high school) were more likely to be depressed, feel less positive about both their family and friends, and have poorer grades. Research has found that children and even teenagers look to their parents in making decisions about important things in their life. Decisions about using alcohol are undoubtedly something that parents will want to provide guidance about. Here are some suggestions about talking to children about alcohol. Which of the following might be the best title of the passage?
[ "Keeping Away from Alcohol", "Teenage Drinking Becoming Very Common", "Tips on How to Talk to Children about Alcohol", "Talking with Young Children about Alcohol" ]
D. Talking with Young Children about Alcohol
mmlu_train
aquarat_28069
Teams A, B, C,D and E were in a baseball tournament. Each team played each other team once. Team A beat team D. Teams A, B and C won the exact same number of games. How many games did team D lose?
[ "5 games", "4 games", "3 games", "2 games", "1 game" ]
C. 3 games
aquarat
mmlu_train_31228
If you're a male and you're reading this, congratulations: you're a survivor. According to a survey, you're more than twice as likely to die of skin cancer than a woman, than nine times more likely to die of AIDS. Assuming you make it to the end of your natural term, about 78 years for men in Australia, you'll die on average five years before a woman. There're many reasons for this -- typically, men take more risks than women and are more likely to drink and smoke--but perhaps more importantly, men don't go to the doctor. "Men aren't seeing doctors as often as they should," says Dr. Gullotta. "This is particularly so for the over-40s, when diseases tend to strike." Gullotta says a healthy man should visit the doctor every year or two. For those over45, it should be at least once a year. Two months ago Gullotta saw a 50-year-old man who had delayed doing anything about his smoker's cough for a year. "When I finally saw him it had already spread and he finally died from lung cancer," he says. "Earlier detection and treatment may not have cured him, but it would have prolonged his life." According to a recent survey, 95% of women aged between 15 and early 40s see a doctor once a year, compared to 70% of men in the same age group. "A lot of men think they can never defeated," Gullotta says. "They only come in when a friend drops dead on the golf course and they think, 'Geez, if it could happen to him, ...'" Then there's the ostrich approach. "Some men are scared of what might be there and would rather not know," says Dr, Ross Cartmill. "Most men get their cars serviced more regularly than they service their bodies," Cartmill says. He believes most diseases that commonly affect men could be addressed by preventive check-ups. Regular check-ups for men would inevitable place strain on the public purse, Cartmill says. "But prevention is cheaper in the long run than having to treat the diseases. Besides, the ultimate cost far greater; it's called premature death." What does Cartmill say about regular check-ups for men?
[ "They may increase public expenses.", "They will enable men to live as long as women.", "They may cause psychological strains on men.", "They will save money in the long run." ]
D. They will save money in the long run.
mmlu_train
mmlu_train_28921
Vitamins are complex chemical substances found in many foods. The human body needs them for health and growth. The body makes some vitamins, but usually in amounts too small to meet its needs. Other vitamins are not made in the body. These must be supplied. No one knows exactly how all vitamins work. Doctors do know that vitamins have very special uses. One vitamin therefore cannot take the place of another. The steady absence of one vitamin in an otherwise complete diet causes a deficiency disease. Rickets, scurvy, and pellagra are examples of deficiency diseases. It is best to obtain vitamins by eating the foods in which they occur. There are also pills that contain a single vitamin or a combination of vitamins people should consult their doctors before they take any vitamin pills. Scientists have discovered about 25 vitamins and their different forms that are very important to human beings and other forms of life. Experts believe that there are many more vitamins to be discovered. There are two basic groups of vitamins. One group of vitamins dissolves in fat and is therefore called the "fat-soluble" group. Vitamins A, D, E and K are in this group. The other group is known as "water-soluble" vitamins. These vitamins, understandably, dissolve in water. Among this group are Vitamin C and the B group of vitamins. Vitamin A aids the building and growth of body cells. This vitamin is therefore vital for the growth of children and for good development of babies before birth. Vitamin A is also important for good vision at night. Vitamin B1 is also called thiamine. This vitamin prevents and cures disease. Vitamin B2, called riboflavin, is needed for growth, healthy skin, and for the eyes. Vitamin C, or ascorbic acid, prevents and cures scurvy. Vitamin D is a group of 10 vitamins that prevents rickets. Scientist believe that Vitamin D3 forms in the skin when the body is exposed to sunlight. Because of this, it is called the "sunshine vitamin". A lack of Vitamin D may lead to bone damage; too much may cause kidney disease. All of the functions of Vitamin E, also called tocopherol, are not known. It is necessary for reproduction in animals. Vitamin K is necessary for making the blood clot. The more that is learned about vitamins, the more it is realized how these chemical substances play a part in all aspects of human activity. Which of the following ways is the best to obtain vitamins needed?
[ "Eating the foods that contain vitamins.", "Taking fat-soluble and water-soluble vitamins.", "Taking the pills that contains vitamins.", "Eating the meat that contains vitamins." ]
A. Eating the foods that contain vitamins.
mmlu_train
aquarat_53349
For dinner, Cara ate 240 grams of bread which was eight times as much bread as she ate for lunch, and six times as much bread as she ate for breakfast. How much bread did Cara eat in total?
[ "300", "310", "320", "330", "340" ]
B. 310
aquarat
aquarat_7886
Mary sold boxes of butter cookies. Ann sold 5 times as much as she did. 18 boxes of cookies were sold that day, how many boxes did Mary sell?
[ "3", "5", "6", "10", "18" ]
A. 3
aquarat
mmlu_train_22638
The possibility that pleasant smells might reduce pain has recently been suggested by new research. In a scientific study, doctors asked 20 men and 20 women to keep their hands in very hot water for as long as possible while breathing in different smells. As people believe that strong smells can affect the senses, volunteers were asked not to eat or drink for eight hours before the experiment began. During the experiment, volunteers were asked to take in pleasant smells such as vanilla , and unpleasant smells such as durians . The volunteers kept their hands in the water until it became too hot for them. When they could not bear the pain any more, they took their hands out of the water. Scientists are interested in whether the senses or smell is related to pain and whether men and women have the same senses. Now, the study has proved that for women, pleasant smells reduce pain. For men, there is no change. Dr Finkelstein has been studying smells since 1999. He says that scientists already have data from 40 volunteers. He adds that this year, scientists will test another 60 volunteers and will be in a better position to explain the results. One explanation is that women's sense of smell developed long ago, and is linked to recognizing the smell of babies. Scientists used to believe that mothers recognized their children by sight only. Now, they have started to believe that the sense of smell also helps, but why pleasant smells do not reduce pain in men is a question still to be answered by scientists. The writer wrote the passage in order to _ .
[ "supply some entertainment to us", "show women's sharper senses than men's", "inform the readers of some knowledge", "call for volunteers for the experiment" ]
C. inform the readers of some knowledge
mmlu_train
arc_challenge_452
Read the equation. 2Ca + O_{2} -> 2CaO What is the product of the reaction?
[ "metal", "mixture", "solution", "compound" ]
D. compound
arc_challenge
mmlu_train_18920
The expression "a thirst for knowledge" may soon have a new meaning for millions of people who have no way to get clean water. Researchers have developed a book with specially treated pages that can turn dirty water into clean and drinkable water. They say their invention could improve the lives of many in the developing world. About 700 million people around the world are at risk of disease or even death because their drinking water is not clean. The water is polluted by harmful bacteria. The book contains 25 pages. Each page is about one millimeter thick. The pages contain very small particles of silver. The pages can be used as filters to remove harmful microorganisms that can pollute drinking water. The filter kills the organisms that pass through it. Pictures on the pages show the dangers of dirty water and how to use the book for those unable to read. The pages are made of filter paper. They are designed to be torn from the book. Water can be poured through the paper to be cleaned. Ms. Dankovich, the inventor, says each page can treat up to 100 liters of water. She recently presented her invention at the meeting of the American Chemical Society in Boston, Massachusetts. She was asked whether she had considered adding classic literature on the book's pages. "The idea of classic texts--that's of interest maybe later. We have discussed a little bit more exciting text. But we really haven't had the time to go through _ " she says. Teri Dankovich and another researcher tested the drinkable book in Bangladesh, Ghana and South Africa. The tests proved to be successful. Water for Life, a non-governmental organization, has provided financial support for the project. What do we learn about the book from the text?
[ "It sells well around the world.", "It has pages with several functions.", "It is about environment protection.", "It can treat about 100 liters of water." ]
B. It has pages with several functions.
mmlu_train
arc_challenge_549
Many scientists think that burning fossil fuels has increased the amount of carbon dioxide in the atmosphere. What effect would the increase of carbon dioxide most likely have on the planet?
[ "a cooler climate", "a warmer climate", "lower relative humidity", "more ozone in the atmosphere" ]
B. a warmer climate
arc_challenge
aquarat_18789
A farmer planned to plough a field by doing 120 hectares a day. After two days of work he increased his daily productivity by 25% and he finished the job two days ahead of schedule. What is the area of the field?
[ "1420", "1430", "1450", "1440", "1460" ]
D. 1440
aquarat
mmlu_train_44032
Eating different colored foods can keep you healthy, as well as change your mood and behavior. Here is a list of colors, which can change your life. Blue/Purple Blue is considered to be peaceful and calming and it has the same effect on our health. The blue / purple color in food is due primarily to their anthocyanins which are antioxidants that are particularly heart healthy and may help support healthy blood pressure. Out of all the blue and purple foods available, blueberries are considered to have the highest antioxidant level. An analysis of the latest data from the National Health and Nutrition Examination Study found that people who eat purple and blue fruits and vegetables are at a reduced risk for high blood pressure and are less likely to be overweight. A food and health expert says that blue and purple color foods can prevent blood mass formation, and they also lower the risk of cancer. Foods that contain blue and purple colors are: reddish eggplant (especially the skin), blueberries, blackberries, purple grapes, etc. Green We all know that we should eat green as green symbolizes nature. The green foods are rich in isothiocyanates, which help resist cancer. Dr. Ashok Agarwal, a food and nutrition specialist, explains, "They are excellent sources of folic acid, vitamin K, as well as carotene . Diets high in those above are associated with lowered blood pressure." Foods that contain the green color are: broccoli, cabbage, cucumbers, etc. Red Lycopene in reddish fruits and vegetables is a powerful antioxidant that has been associated with a reduced risk of some cancers, and also provides protection against heart attacks. Dr. Smiths says, "Cooked tomato sauces are associated with greater health benefits as compared with the uncooked version as the heating process allows lycopene to be more easily absorbed by the body. Obtaining the most benefit from food depends on proper selection, storage and cooking of the produce." Foods that contain red color are: Tomatoes and tomato products, watermelon, guava, red onions, red chili, red apples, red grapes, cherries, etc. Orange The orange foods are also rich in carotene, which are particularly good antioxidants. These foods are commonly considered eyesight foods because they contain vitamin A. "Orange fruits and vegetables also play a part in preventing cancer, particularly of the lungs and stomach. Foods that contain the color orange are: Carrots, mangoes, sweet potatoes, pumpkins, etc. It can be inferred from the passage that _ .
[ "all grapes help lower the risk of high blood pressure and cancer", "lung cancer can be prevented by eating red-colored foods", "green-colored foods contain a lot of vitamin A which is good for eye health", "tomatoes should be eaten cooked so that we can benefit the most" ]
D. tomatoes should be eaten cooked so that we can benefit the most
mmlu_train
arc_easy_434
A meeting of scientists, called a symposium, occurs every year to share recent research about the atmosphere of Earth. This symposium mainly serves which purpose in science?
[ "to test research methods used by other scientists", "to develop questions about space research", "to discuss the meaning of new discoveries", "to explain gas properties to the general public" ]
C. to discuss the meaning of new discoveries
arc_easy
mmlu_train_37664
Few people would question the value of taking part in sports for young people. With proper training, supervision, protective equipment and techniques, and a proper emphasis on winning, sports can develop a healthy body and spirit and a life-long interest in being active and fit. Without such measures, childhood sports can lead to injuries and even paralysis or death. Even in the best conditions, no activity can be risk-free. But most serious dangers are preventable. Cyclists and football players can reduce their risks by wearing helmets, hockey players by wearing masks; basketball and tennis players by wearing eye guards; baseball players by wearing batting helmets. Besides, risks to individual players can often be found, and thus prevented, through a properly performed medical exam before a child plays. For accidents that may not be preventable, having an emergency plan and first-aid equipment, and someone trained to use the equipment, can be lifesaving. Still, each year, according to the American College of Sports Medicine, more than 775, 000 children under 14 are treated in emergency rooms for sports injuries, nearly half of them preventable. An estimated 300,000 athletes experience exercise-related head illnesses each year, and almost all of them should have been avoided. Further, from half to three-fourths of sports-related concussions are never even diagnosed; the injured are often sent back to play too soon and put at risk of another more serious brain-damaging concussion. To help reduce these risks, the National Center for Sports Safety, with the National Athletic Trainers' Association, offers a three-hour online safety course for coaches for $28 at www. SportsSafety. Org. What can coaches mainly learn from the online safety course?
[ "How to cure brain-damaging concussion.", "How to diagnose brain-damaging concussion.", "How to predict the possibility of brain damage.", "How to deal with the injured properly." ]
D. How to deal with the injured properly.
mmlu_train
arc_easy_902
The Water Quality Act of 1987 required the development of standards that would prevent toxic pollutants from reaching dangerous levels in bodies of water. This act affected the amounts of toxic chemicals that could be discharged into bodies of water. Which of the following would have been most regulated by this act?
[ "feed lots", "private homes", "paper mills", "grocery stores" ]
C. paper mills
arc_easy
mmlu_train_42208
When thinking about quitting... List all the reasons why you want to quit. Every night before going to bed, repeat one of the reasons 10 times. Decide surely that you want to quit. Try to avoid negative thoughts about how difficult it might be. Develop strong personal reasons in addition to your health and duties to others. For example, think all the time you waste taking cigarette breaks, rushing out to buy a pack, hunting a light, etc. Set a date for quitting--perhaps a special day like your birthday, or a holiday. If you smoke heavily at work, quit during your vacation. Make the date seriously, and don't let anything change it. Begin to prepare yourself physically: start a modest exercise, drink more water, get plenty of rest. Immediately after quitting... The first few days after you quit, spend as much free time as possible in places where smoking is forbidden, e.g. libraries, museums, theatres, department stores, etc. Drink large quantities of water and fruit juice. Try to avoid wine, coffee, and other drinks, which remind you of cigarette smoking. Start a conversation with someone instead of asking for a match for a cigarette. If you miss the sensation of having a cigarette in your hand, play with something else--a pencil, a pen, or a ruler. If you miss having something in your mouth, try toothpicks or a fake cigarette. From the passage, we know smokers _ .
[ "spend a lot of time breaking the habit of smoking", "have to stop to smoke from time to time", "had better quit smoking during their holiday", "start a modest exercise every day" ]
B. have to stop to smoke from time to time
mmlu_train
mmlu_train_63292
Drawings of human colonies on other planets often picture the entire community under a glass or plastic bubble. The bubble is intended to create an atmosphere with adequate oxygen and other essential elements. But similar bubble-like structures have also been constructed on earth. One of the most famous, and controversial, is a site in the Arizona desert. Biosphere 2, as it is called, was built not far from Tucson in 1984 and is now run by Columbia University. This huge(7,200,000-cubic-foot)glass and steel construction contains several separate ecosystems, including a desert, a rain forest, and a 900,000-gallon "ocean." The climatic conditions-humidity, temperature, air quality-are regulated by sensors and can be adjusted as needed or desired. For example, a rainstorm can be created to increase the humidity. The adjustable features of Biosphere 2 make it an ideal location to perform experiments to help determine the effects of such climatic changes as global warming. The current conditions at Biosphere 2 are vastly different from those in 1993, when eight people who had moved into the environment with great fanfare two years earlier moved out in failure. Though promising to be self-sufficient , these "colonists" had so much trouble regulating the environment that they reportedly had food smuggled into them. Oxygen levels became dangerously low; most plants and animals died. In taking over the unsuccessful site, Columbia hopes to erase its notorious past by focusing on small research projects that gradually answer some of Biosphere 1's -- that is, Earth's most basic environment questions. This passage primarily deals with _ .
[ "conditions of life in Biosphere 2", "building controlled environments on other planets", "why Biosphere 2 failed in the past", "what makes a good biosphere colonist" ]
A. conditions of life in Biosphere 2
mmlu_train
aquarat_20520
A pharmaceutical company received $3 million in royalties on the first $20 million in sales of and then $9 million in royalties on the next $102 million in sales. By approximately what percentage did the ratio of royalties to sales decrease from the first $20 million in sales to the next $102 million in sales?
[ "8%", "15%", "40%", "52%", "56%" ]
C. 40%
aquarat
mmlu_train_90185
During the day we work and play, and at night we sleep. Our bodies rest while we are sleeping. In the morning we are ready to work and play again. When we are asleep, our bodies grow most. When children feel tired and angry, they usually need more sleep. We can get our lessons better, and we feel better, too, when we have enough sleep. Boys and girls, eight or nine years old, need ten hours of sleep every night. Our bodies need plenty of air when we sleep. If we do not get enough fresh air we wake up feeling tired. While in bed we must not cover our heads. If we do, our lungs will not get enough fresh air. If we open our windows at night we can have plenty of fresh air. Cool air is better than warm air. Boys and girls must get plenty of sleep if they want to grow and be strong. The writer is trying to tell boys and girls _ .
[ "to get their lessons better", "not to cover their heads", "how to go to bed", "to get enough sleep" ]
D. to get enough sleep
mmlu_train
mmlu_train_81318
During the day we work and play,and at night we sleep. Our body rests when we sleep. In the morning we are ready to work and play again. Our body grows most when we are asleep. Children who are tired usually need sleep. We can get better at our lessons after having plenty of rest. Boys and girls who are eight or nine years old need ten hours of sleep every night. Our body needs plenty of air when we are asleep. If we do not get enough fresh air, we will feel tired when we wake up. While in bed we must not cover our head,our lungs need to get enough fresh air. If we open our windows at night,we can have plenty of fresh air. Cool air is better than warm air. How many hours of sleep should 9-year-old children have every night?
[ "8 hours.", "9 hours.", "10 hours.", "11 hours." ]
C. 10 hours.
mmlu_train
aquarat_22626
The sum of 11 hours 45 minutes and 2 hours 15 minutes is approximately what percent of a day?
[ "approx 54%", "approx 58%", "approx 74%", "28%", "72%" ]
B. approx 58%
aquarat
mmlu_train_93211
Which term identifies a group of cells that work together to perform a similar function?
[ "molecule", "organ", "organism", "tissue" ]
D. tissue
mmlu_train
mmlu_train_42671
Autumn and winter are cold and flu seasons. Will the old advice about dressing warmly help prevent a cold, or if you get sick, should you follow the old saying, "feed a cold and starve a fever?" And what about that fever? Should you take medicine to reduce your temperature, or is it better to let the body treat the fever itself? Everyone seems to have an answer. But is popular wisdom valuable? Doctor Nelson knows a lot about cold and flu seasons. Nelson says research may be just starting to provide proofs for long-held beliefs. For example, scientists for years were against the idea that getting cold and wet might cause colds or flu. But recent studies have shown that cold temperatures cause stress on the body, and that stress can create conditions more inviting to viruses. So maybe it does make sense to wrap up warmly before going outside. And what about feeding a cold and starving a fever? Nelson says if you have a cold and are hungry, you should eat. But a fever, especially a high one, suggests a more serious problem. He says people are usually not hungry when they have a high fever. Eating might even make a person sick. But drinking enough water is important. A fever easily makes the body lose water. Finally, when should you treat a fever? Nelson says a fever should be treated if it stays at 40degC or above for a day or more. A high temperature can damage brain cells. The doctor also believes in treating a fever if it prevents a person from sleeping. Medicine like aspirin, for example, can be used to reduce pain and fever. But aspirin should not be given to children because it can cause serious problems. We can learn from the passage that Doctor Nelson _ .
[ "doesn't believe in the old advice about preventing colds", "is now trying his best to provide proofs for long-held beliefs.", "doesn't think it necessary to see a doctor immediately if a person has a temperature of 40degC", "doesn't think it necessary to treat a fever even if it prevents someone from sleepin...
C. doesn't think it necessary to see a doctor immediately if a person has a temperature of 40degC
mmlu_train
mmlu_train_25281
I had about 10 minutes to exercise before I had to pick up my two older daughters from school yesterday. It was a busier day than usual for me with a couple of meetings besides my regular work. Years ago, I would have put off my workout and would have left things for the next day. But since it was a busy day as well, I knew that I may not have all that much time either. So, I picked up my kettle-bell and _ for 4 minutes. See, 4 minutes, if that's all you've got, is enough to give your body a great fat-burning exercise. How did I get a killer workout in 4 minutes? I used a training workout discovered 10 years ago by a Japanese Sports Scientist called a TABATA. It includes 20-second periods of warm-up, followed by 10-second periods of rest and 4-minute straight exercise. How is a 4-minute exercise able to burn fat? It all depends on the quality of work you do. Not on the quantity. Here's how I did it yesterday. You should never forget your warm-up. A TABATA workout is 20 seconds of 2-arm Kettle-bell swings, 10 seconds rest, 20 seconds push-ups, and 10 seconds rest. You should do those 4 rounds. That's it. I was done in a total time of 8 minutes by the time and when I got to school my heart was still pumping pretty hard. A healthy body is needed for studying and working, and efficiency is the key to building a great body in the least amount of time possible and you can't get more efficient than a 4-minute workout. We can learn from the passage that the author _ .
[ "is busy with his work", "has a weak body now", "has two children in all", "is a manager in a film" ]
A. is busy with his work
mmlu_train
mmlu_train_1242
Which of the following is most responsible for the decay of dead organisms?
[ "water", "mammals", "microorganisms", "nitrogen" ]
C. microorganisms
mmlu_train
mmlu_train_41164
Late last summer, I was introduced to a new special someone. We met at an Apple product announcement. She was helpful, smart, and even funny, talking of jokes and making me laugh. What more could a man ask for? Since then, we have had some major communication issues. She frequently misunderstands what I'm saying. Sometimes she is just unavailable. Often, she responds with the same repetitive statement. Her name is Siri. At first, Siri, the voice-activated digital assistant on Apple Iphones, seemed a little too good to be true. Siri cheated me into a relationship promising to help me set up appointments, to gently wake me in the morning for work, and to give me the ability to text someone while I was driving. It didn't work out that way. "There's something wrong, and I can't answer your questions right now. Please try again in a little while," Siri will say when I ask something, or: "I'm really sorry about this, but I can't take any requests right now. Please try again in a little while." She is always polite. But I'm starting to suspect that "I'm really sorry" is just something Siri says to shut me up. Apple introduced Siri as a beta test, meaning it was still a work in progress. That was unusual for Apple. It wanted a head start. But it doesn't seem ready to change anything yet. Many people I have spoken to have switched Siri off and turned to the iPhone's voice dictation service, which is more reliable because it doesn't use Siri's artificial intelligence software. Over time, things have really gone bad between Siri and me. We hardly speak anymore. Although she doesn't know this, I've started seeing someone else. Her name is Google Voice Search (GVS). GVS, available in the latest operating software, is a much better listener. It's ly smarter. If I ask GVS a question, like, "Who is Tim Cook?", it responds with an answer " He's the chief executive of Apple". If I ask Siri the same question, the response is: "I don't see Tim Cook in your contacts." Why do more people choose not to use Siri any longer?
[ "Because her appearance looks so ugly.", "Because her price is higher and higher.", "Because her artificial intelligence software isn't reliable.", "Because Apple fails to make more successful advertisements." ]
C. Because her artificial intelligence software isn't reliable.
mmlu_train
aquarat_29139
In a two-digit number, if it is known that its unit's digit exceeds its ten's digit by 2 and that the product of the given number and the sum of its digits is equal to 144, then the number is:
[ "24", "26", "42", "46", "48" ]
A. 24
aquarat
mmlu_train_18211
New Way to Experience Dentistry Have you ever had your hand held during a dental procedure you feel uneasy about? What about a dental office that mimics the spirit of Disneyland? If you're looking for a dental office that provides the best care and the best environment, you're looking for Dr.Licking's office in Sunnyvale. Officer manager Judy, who has worked with Dr.Licking for 38 years, speaks highly of his kindness.She believes that the office is "the Disneyland of dentistry".Everyone from children to their grandparents loves the environment and care they receive from this welcoming office. Dr.Licking is known as the best dental care provider for anyone who fears facing appointments with the dental office.The staff goes out of their way to make patients feel comfortable and at ease.Dr.Licking and Judy set the standard with their saying, "when someone comes to your home, you stand up and welcome them, like an old family friend." Dr.Licking's office has all.They recently relocated to put the new equipment into their practice.The office is equipped with an intra-oral video camera, and as a patient you can get pictures of your teeth as you're walking out the door. Setting himself apart from other dentists, Dr.Licking continues his education beyond what is required.For this reason, he is one of few dentists in the country who offers ozone treatment.Ozone can naturally stop decay in its tracks.For more information on this new technology, visit their website at www.drjohnlicking.com. Dr.Licking's office is Diamond Certified, an honor given only to companies with the higher quality after extensive and continual research.Dr.Licking's office extends an invitation to you to meet their gentle staff and offers you a free office visit, including x-rays and an exam. The office holds extended hours ranging from 7 a.m.to 8 p, m., Monday through Thursday.Don't worry if you have an emergency.Dr.Licking's office responds to all emergencies and urgent calls. JOHN LICKING, D.D.S. Cosmetic & Family Dentistry since 1970 408--736--6235 drjohnlicking.com 877 W.Fremont Ave.Suite C3, Sunnyvale The passage is written to _ .
[ "introduce a famous dentist", "show a new treatment for tooth decay", "advise people to have their teeth examed", "invite people to visit Dr.Licking's office" ]
D. invite people to visit Dr.Licking's office
mmlu_train
arc_challenge_492
Which is true about the Sun and Earth?
[ "Earth gives light and heat energy to the Sun.", "Earth gives only heat energy to the Sun.", "The Sun gives light and heat energy to Earth.", "The Sun gives only light energy to Earth." ]
C. The Sun gives light and heat energy to Earth.
arc_challenge
mmlu_train_33832
American farmers are raising five percent more goats for meat these days. Goat meat is high in protein and lower in unhealthy fat than many other meats.Even so,the industry is small compared to chicken,beef and pork. But immigration has brought more of a taste for goat to America from all over the world. Experts from the University of Illinois offer some questions for people to consider if they are thinking about raising goats. First of all,do you understand that there always has to be someone to care for the goats? *How much land do you have available? And how good is it? Poor ground may support two to four goats on half a hectare.Better grassland can support six to eight. If goats and cattle share the land,two goats can be added for each cow. The goats will eat weeds and other plants that cattle do not like. *Do you have buildings for the number of female goats you plan to keep during winter? An open,cold,dry barn is better than a closed,warm barn where the air is wet. *Do you have the equipment to clean barns and to harvest hay to feed your goats? Or will you get someone else to do it,or buy the hay? The experts say a profitable business in goat meat may take three to five years to establish.And, of course, there are no guarantees . Which of the following is NOT a factor in making goat meat more popular?
[ "Goat meat is healthy food.", "Immigrants bring different tastes.", "The industry still leaves room for profit.", "Raising goats is challenging." ]
D. Raising goats is challenging.
mmlu_train
mmlu_train_89234
According to some predictions, human beings will die out in 2012. Nearly all people think it's impossible, but there are some more earthquakes in recent years. Animals can predict the weather or other natural events. It may sound strange, but farmers living in the countryside think so. For hundreds of years , they have observed animals. "Animals ' behavior can be connected to future weather conditions or events." They say. For example, if cows lie down, a rainstorm is coming. There are many traditional stories connecting animals and natural events. Many people think that these stories don't have scientific evidence( ) at all. Scientists, however, are beginning to take another look at some of these ideas. A Japanese earthquake researcher named Kiyoshi Shimamura noticed an increase in dog bites a short time before earthquake hit. Then he did research on twelve public health centers in Kobe, Japan. These health centers treated people after the 1995 earthquake . He got some interesting information about the month before the big earthquake: treatment for animals' bites had increased . In fact, aggressive behavior in dogs, such as biting and barking loudly , jumped 60 percent. There are also other changes in animals' behavior before the earthquake. For example, fish began swimming together in large groups , but only in the middle of the water and not near the edges. Birds flew away from their nests for many days, leaving their eggs unprotected . These animals' behavior suggests that animals may be able to predict natural events better than people. Which of the following animals behave strangely before an earthquake according to this passage?
[ "Fish", "Cows", "Pigs", "All of the above." ]
D. All of the above.
mmlu_train
aquarat_45812
How much interest will $10,000 earn in 9 months at an annual rate of 10%?
[ "$250", "$350", "$450", "$60", "$650" ]
D. $60
aquarat
aquarat_20786
.002/?= .01
[ ".2", ".09", ".009", ".0009", "None of them" ]
A. .2
aquarat
arc_easy_668
When a frying pan is placed on an electric stove top, heat energy is transferred from the burner to the pan by
[ "convection.", "radiation.", "conduction.", "insulation." ]
C. conduction.
arc_easy
mmlu_train_96292
A computer needs what to be functional
[ "money", "positive ions", "a mommy", "youtube" ]
B. positive ions
mmlu_train
aquarat_50224
If n is an integer, then the least possible value of |31 - 4n| is?
[ "0", "1", "2", "3", "4" ]
B. 1
aquarat
mmlu_train_60517
Most children, even the youngest of children, are delighted to be around cats and dogs. But these pets carry plenty of germs and allergens , prompting researchers to ask: Are cats and dogs really safe for children? A study finds that, contrary to many parents' fears, owning cats or dogs does not increase a child's risk of developing allergies, and in fact, may actually protect them. The study's lead author, Dr. Dennic Ownby of the Medical College of Georgia, says that even he was "very surprised" by the results. Ownby and colleagues followed more than 470 children from birth to age 6 or 7, comparing those exposed to cats and dogs during their first year of life to those who were not. By using skin-prick tests for detecting common allergies, the researchers found that, contrary to what many doctors had been taught for years, children who had lived with a pet were not at greater risk. Even more remarkable, children who had two or more dogs or cats had an even greater reduction, up to 77 percent, in risk of allergies. Researchers suggest this protective effect may be the result of early exposure to lots of bacteria that are carried by dogs and cats. Exposing young children to these bacteria helps" exercise" their immune systems early in life so that they're better able to resist allergic diseases later. There's something very important in that first year of life when the immune system is developing that we can retrain _ away from an allergic response, said Dr. William Davis. And while researchers are not encouraging parents to buy dogs or cats just to reduce a child's allergy risk, they say if a family already has one or more animals, there's no need to get rid of them. Compared with children who have pets,those who haven't _ .
[ "will lose the chance to develop immune system", "may suffer allergic diseases more often", "will reduce the harm from bacteria", "can keep doctors away" ]
B. may suffer allergic diseases more often
mmlu_train
mmlu_train_78250
If you are not happy with China's high Internet fees and slow speed, you are not alone.So is Premier Li Keqiang.On April 14, he said in a meeting that the government should speed up the Internet and lower the fees. "The first question people ask at a new place is 'Is there WI-FI' because Internet service fees are so high," said Premier Li.According to a recent survey by CCTV, the average cost of 1GB mobile Internet data per month in China is 100 Yuan, while it is only 60 Yuan in the US and 40 in Japan. However, high prices don't necessarily mean good service.The average Internet speed in China was 4.25Mbps in late 2014.South Korea had the fastest average Internet speed-25.3 Mbps.People can download a 1 GB movie within 6 minutes in South Koreas, but in China it would take half an hour. To improve Internet services, the key is to build more fiber networks.Through them we can send text, pictures and videos globally in less than a second, which offer high speed Internet.Besides, the lack of market competition is another problems. _ ,. (2,10) What is the best title for the passage?
[ "China's Internet Economy.", "Shopping Online.", "China Wants Cheaper, Quicker Internet.", "China Unicom and China Telecom" ]
C. China Wants Cheaper, Quicker Internet.
mmlu_train