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arc_easy_1798
Ms. Bristol measured the mass of a closed beaker containing several ice cubes. The mass was 100 g. An hour later, after the ice cubes had melted, Ms. Bristol measured the mass of the beaker again. What was the mass of the beaker of water the second time?
[ "50 g", "75 g", "100 g", "125 g" ]
C. 100 g
arc_easy
aquarat_7219
Two trains of equal length are running on parallel lines in the same direction at 46 km/hr and 36 km/hr. The faster train passes the slower train in 36 seconds. The length of each train is:
[ "48", "49", "50", "51", "52" ]
C. 50
aquarat
aquarat_29256
A certain box has 13 cards and each card has one of the integers from 1 to 13 inclusive. Each card has a different number. If 2 different cards are selected at random, what is the probability that the sum of the numbers written on the 2 cards is less than the average (arithmetic mean) of all the numbers written on the ...
[ "1/7", "1/13", "1/15", "1/22", "1/26" ]
B. 1/13
aquarat
arc_easy_1508
Which of these is most likely the cause of a father and son having almost identical-sounding voices?
[ "learned behaviors", "environmental conditions", "inherited characteristics", "instinctive characteristics" ]
C. inherited characteristics
arc_easy
aquarat_47450
Three friends Ravi, Baskar and Chandran divide $1200 amongs them in such a way that if $10, $20 and $15 are removed from the sums that Ravi, Baskar and Chandran received respectively, then the share of the sums that they got will be in the ratio of 10 : 12 : 13. How much did Chandran receive?
[ "$444", "$445", "$446", "$447", "$448" ]
A. $444
aquarat
arc_easy_2077
The directions for making a protein
[ "result in DNA.", "are carried by DNA.", "result in amino acids.", "are carried by amino acids." ]
B. are carried by DNA.
arc_easy
aquarat_25562
Of the families in City X in 1992, 30 percent owned a personal computer. The number of families in City X owning a computer in 1999 was 50 percent greater than it was in 1992, and the total number of families in City X was 5 percent greater in 1999 than it was in 1994. what percent of the families in City X owned a per...
[ "43%", "42.85%", "45.25%", "46.23%", "41.66%" ]
B. 42.85%
aquarat
mmlu_train_17720
Holding a cell phone against your ear or stalling it in your pocket may be hazardous to your health. This paraphrases a warning that cell phone; manufacturers include in the small print that is often tossed aside when a new phone is purchased.Apple, for example, doesn't want iP hones to come closer to you than 1.5 cent...
[ "Advanced technology.", "Entertainment.", "Science and life.", "Celebrity." ]
C. Science and life.
mmlu_train
aquarat_19837
In Town P, 60 percent of the population are employed, and 42 percent of the population are employed males. What percent of the employed people in Town P are females?
[ "20%", "25%", "30%", "35%", "40%" ]
C. 30%
aquarat
aquarat_10364
A University library checks out books for a 5-week period, but allows them to be renewed up to 6 times. What is the Maximum no.of Weeks the library will allow a book to be checked out?
[ "33", "35", "37", "39", "41" ]
B. 35
aquarat
mmlu_train_21426
Whenever someone begins to talk to me about how horrible it is to eat meat and suggests that a nice piece of tofu would be just as good, I just smile and show them those nice pointy teeth we all have in the corners of our mouths. They are called canines , and they are there only for the purpose of eating meat. When it...
[ "Uncaring.", "Approving.", "Ambiguous.", "Cautious." ]
B. Approving.
mmlu_train
m1_pref_257
Consider a message $T$ and a key $K$ chosen independently from $T$. True or false: If there exists a perfectly secret encryption scheme using $K$, then $H(T) \leq H(K)$.
[ "True", "False" ]
A. True
m1_pref
mmlu_train_94984
The way that squirrels put away food during the cool season ensures that they
[ "survive", "eat", "live", "grow" ]
A. survive
mmlu_train
mmlu_train_95020
Which set of animals don't compete for food?
[ "dolphin and fish", "hyena and bear", "whale and cat", "eagle and raven" ]
C. whale and cat
mmlu_train
mmlu_train_60279
From the very beginning, Martin felt that he was bound up with(......)his lovely little patient. One day, following some tests , Betty gave the doctor a big hug . A few months later the doctor removed not only the tumour , but also the entire lower left side of Betty's gum and jawbone. Because Betty was so young, Marti...
[ "prevent her growth", "reduce her weight", "cause her brain damaged", "affect her eyesight" ]
D. affect her eyesight
mmlu_train
mmlu_train_68347
Comets are parts of our solar system. Like the planets, they go around the sun. But comets are not made of solid rocks like planets. A comet is a ball of dust, stones, and ice. Many people call comets dirty snowballs. The "snowball" may be only a few miles across. But when the sun heats the "snowball," much of it is c...
[ "By telling about a famous one.", "By explaining how far away it is.", "By describing how fast it moves.", "By describing it as a dirty snowball." ]
D. By describing it as a dirty snowball.
mmlu_train
aquarat_29559
If I walk at 3 km/h, I miss the bus by 12 minutes. If I walk at 6 km/h, I reach 10 minutes before the arrival of the bus. How far I walk to reach the bus stand ?
[ "2.19 km", "2.22 km", "2.00 km", "1.19 km", "1.99 km" ]
A. 2.19 km
aquarat
mmlu_train_15978
I Online shopping started not so long ago. Tim Berners-Lee invented the World Wide Web in 1990. The first online bank opened in 1994. In 1995, Amazon started operating and is not one of the largest online shopping malls. Then in 1996, eBay started its online shopping site. By sitting at home you can now buy anything fr...
[ "park your car where you want to", "buy anything wherever you go", "touch anything you want to buy", "know what others think of the product" ]
D. know what others think of the product
mmlu_train
arc_easy_882
Which statement explains why light from the Sun can warm up water in a glass?
[ "Light travels very fast.", "Light travels in straight lines.", "Water reflects light energy.", "Water absorbs light energy." ]
D. Water absorbs light energy.
arc_easy
mmlu_train_6319
China started late in network technologies and has lagged behind for years. With the rapid development of wireless technologies, the concept of the Fifth Generation (5G) mobile communication system started to emerge . Although the development of 5G network technology in the international community is still in the resea...
[ "Negative.", "Positive.", "Unknown.", "Neutral." ]
B. Positive.
mmlu_train
arc_easy_1643
Sleet, rain, snow, and hail are forms of
[ "erosion", "evaporation", "groundwater", "precipitation" ]
D. precipitation
arc_easy
mmlu_train_33739
Breakfast is the most important meal of the day. It is also the most neglect . Common reasons for not eating breakfast include having no time, not feeling hungry, traditional dislike and dieting. Breakfast simply means "break the fast''. Your body spends at least 6 to 12 hours each night in a fasting state. In the mor...
[ "save a lot of money", "do harm to your health", "do good to your health", "help you keep in shape" ]
B. do harm to your health
mmlu_train
aquarat_49365
Find the number of shares that can be bought for Rs.8200 if the market value is Rs.20 each with brokerage being 2.8%.
[ "237", "270", "398.8", "166", "111" ]
C. 398.8
aquarat
mmlu_train_71040
Have you heard about the periodic table lately? Well, there's some big news about this special table, but first, remember that the periodic table is used for all the elements , or things that make up our world. Elements are all around us. Iron is one of the most common elements found on the earth. You probably know t...
[ "They are heavy metals.", "They were made in labs.", "They can't be found in nature.", "They are widely used in our daily lives." ]
D. They are widely used in our daily lives.
mmlu_train
aquarat_19766
Compute the number of distinct line segments that can be drawn inside a square such that the endpoints of the segment are on the square and the segment divides the square into two congruent triangles.
[ "5", "4", "3", "2", "1" ]
D. 2
aquarat
aquarat_1040
How much time will it take for an amount of Rs. 900 to yield Rs. 81 as interest at 4.5% per annum of simple interest?
[ "4 years", "6 years", "5 years", "2 years", "7 years" ]
D. 2 years
aquarat
aquarat_19326
A developer has land that has x feet of lake frontage. The land is to be subdivided into lots, each of which is to have either 80 feet or 100 feet of lake frontage. If 1/9 of the lots are to have 80 feet of frontage each and the remaining 64 lots are to have 100 feet of frontage each, what is the value of x ?
[ "400", "3,200", "3,700", "7,040", "4,760" ]
D. 7,040
aquarat
aquarat_8662
Using all the letters of the word "NOKIA", how many words can be formed, which begin with N and end with A?
[ "9", "8", "6", "45", "2" ]
C. 6
aquarat
mmlu_train_48526
The koala is possibly one of the best known Australian animals, and is found in four states: Queensland, New South Wales, Victoria and South Australia. The word "koala" comes from an Australian aboriginal word meaning "no drink". Sometimes people call them "koala bears" but koala is not a bear. It belongs to a special...
[ "The name was given by the native in Australia", "The word \"koala\" is an original English word", "The name describes one of its living habits", "The name is partly false" ]
B. The word "koala" is an original English word
mmlu_train
aquarat_13998
A man can row his boat with the stream at 20 km/h and against the stream in 8 km/h. The man's rate is?
[ "1 kmph", "7 kmph", "6 kmph", "5 kmph", "4 kmph" ]
C. 6 kmph
aquarat
mmlu_train_40879
Air pollution, such as haze, has become a serious problem around the world. Besides wearing a mask, what else can we do to protect ourselves from the dirty air? Scientists have developed a new inhaler that can reduce the effect air pollution has on people. It could help millions of people who are suffering from air p...
[ "Such inhalers mean much to people.", "We should take action to control air pollution.", "We can depend on inhalers to solve air pollution problems.", "We'd better produce more medicines to treat lung diseases." ]
B. We should take action to control air pollution.
mmlu_train
aquarat_42942
If seven machines working at the same rate can do 3/4 of a job in 30 minutes, how many minutes would it take two machines working at the same rate to do 3/5 of the job?
[ "45", "60", "75", "84", "100" ]
D. 84
aquarat
mmlu_train_10380
It is common for older people to forget things. Now an American study has found that memory starts to fail when we are young adults. People younger than thirty years of age usually do not know that they are starting to forget information. But scientists from the University of Michigan say the loss of memory has usually...
[ "emphasize the importance of exercising the brain", "analyze the difference between different age groups on the loss of memory", "reveal the decrease in mental ability of young adults as well as older adults", "introduce effective ways to improve memory" ]
C. reveal the decrease in mental ability of young adults as well as older adults
mmlu_train
mmlu_train_91652
An inventor has created his perfect girlfriend,a robot who can do the cleaning,remember his favorite drink and read the newspaper to him. Le Trung,33,has spent 14000 dollars creating the robot.He made the robot look like a woman in her twenties with shiny hair and blue eyes. She can speak English and Japanese and she i...
[ "He has spent all his life savings.", "He can't change it better.", "He doesn't know the software of computer.", "He doesn't like working by himself." ]
A. He has spent all his life savings.
mmlu_train
aquarat_48938
A certain hall contains two cuckoo clocks. If the first clock chirps 20 times per hour and the second clock chirps 9 times per hour, and both clocks chirp for the first time at 2:03 pm, at what time will the first clock have chirped three times as many times as the second clock can chirp per hour?
[ "2:42 pm", "2:50 pm", "3:07 pm", "3:21 pm", "3:30 pm" ]
D. 3:21 pm
aquarat
arc_easy_1654
What is the name of the product formed from the reaction shown below? 4Fe(III) + 3O_{2} -> 2Fe_{2}O_{3}
[ "iron (II) oxide", "iron (III) oxide", "oxygen ferrite", "diferrous trioxide" ]
B. iron (III) oxide
arc_easy
aquarat_14555
A boy multiplied 987 by a certain number and obtained 559981 as his answer. If in the answer both 98 are wrong and other digits are correct, then the correct answer would be:
[ "553681", "555181", "555681", "556581", "555581" ]
C. 555681
aquarat
aquarat_52006
A certain list consists of 21 different numbers. If n is in the list and n is 2 times the average (arithmetic mean) of the other 20 numbers in the list, then n is what fraction of the sum of the 21 numbers in the list?
[ "1/20", "1/6", "1/11", "4/21", "5/21" ]
C. 1/11
aquarat
mmlu_train_48113
For years experts have argued that poor households are consuming less nourishing food than the rest of the population. But a survey of some of the lowest earners in Britain shows the nutritional value of what they eat is little different to everyone else. In fact, the same deficiencies in diet were shared by all the po...
[ "the poor choose unhealthy food because of low income", "having no access to shops also leads to the poor's bad diet", "the poor's daily fruit intake is as much as general people", "the number of smokers in the poor is bigger than that in general people" ]
D. the number of smokers in the poor is bigger than that in general people
mmlu_train
mmlu_train_66561
In 2004,the World Health Organization,WHO,warned of a possible outbreak of another serious disease which may be even more deadly than SARS.The WHO believes that it is likely that bird flu will spread to human beings in the next few years.If it does,up to seven millions people could die from the disease. Diseases like b...
[ "The Work of WHO", "Scientists Are Working Hard on Drugs for Diseases", "What Is a Virus", "Virus Changes and Causes New Diseases Over Time" ]
D. Virus Changes and Causes New Diseases Over Time
mmlu_train
arc_challenge_732
A student recorded the growth rate of plants grown in the presence of two different types of music. Plants grown in the presence of one type of music grew faster than the other plants. Before reporting a conclusion, which should the student most likely do?
[ "use different plants", "do the experiment again", "add a third type of music", "use fewer plants" ]
B. do the experiment again
arc_challenge
mmlu_train_57463
Surgical teams accidentally leave clamps, sponges and other tools inside about 1,500 patients nationwide each year. The mistakes largely result not from surgeon tiredness, but from the stress arising from emergencies or complications discovered on the operating table, the researchers reported. The study found that eme...
[ "Never Trust Anyone", "A Mistake in the Operating Room", "Carelessness and Mistakes", "Tips for Patient Safety" ]
B. A Mistake in the Operating Room
mmlu_train
arc_easy_2099
Which organ is most responsible for oxygen entering the blood stream?
[ "nose", "trachea", "bronchi", "lungs" ]
D. lungs
arc_easy
mmlu_train_63464
If you have ever been left wondering why your emails are riddled with grammatical errors, or why you can never quite find the right phrase, it may be because you are typing with both hands. Our vocabulary becomes richer and our writing style becomes more fluent when we type using just one hand, scientists have found. ...
[ "How to become a good writer?", "Typing with both hands could make you a worse writer.", "Slower typing, fewer mistakes.", "Elements weakening the writing process" ]
B. Typing with both hands could make you a worse writer.
mmlu_train
mmlu_train_40333
The Horn of Plenty is one of the largest natural health food stores within the Greater Hamilton area. We are big supporters of buying locally and we are here to tell you why it is so important for your family, the community and the environment. The concept of buying locally is simple: buy food produced, grown, or raise...
[ "you can see how fruits and vegetables grow", "you will contribute to protecting the environment", "you will become much healthier and prettier", "you are making money from your community" ]
B. you will contribute to protecting the environment
mmlu_train
mmlu_train_24008
Giant pandas are now extremely rare. Their number is less than 1,000 in the wild. The hunting of pandas has been banned for many years, so this is not the problem. Destruction of its habitat, when areas are cleared for growing crops, is one of the main reasons for panda's decline . Another reason is that the bamboo on ...
[ "A baby panda can see anything when born", "A newly-born panda is about 200g in weight", "Pandas can escape from enemy because of their skill of climbing.", "A baby panda will leave its mother before it is one and a half years old" ]
C. Pandas can escape from enemy because of their skill of climbing.
mmlu_train
arc_challenge_889
Emily made a chart that included physical changes and chemical changes. Which change should be categorized as a chemical change?
[ "iron becomes rusty", "a gold bar is melted", "lake water evaporates", "a granite rock is polished" ]
A. iron becomes rusty
arc_challenge
mmlu_train_59383
Speeding off in a stolen car, the thief thinks he has got a great catch.But he is in for an unwelcome surprise.The car is fitted with a remote immobilizer, and a radio signal from a control centre miles away will ensure that once the thief switches the engine off, he will not be able to start it again. The idea goes li...
[ "start the tracking system", "contact the car owner", "block the car engine", "locate the missing car" ]
B. contact the car owner
mmlu_train
mmlu_train_68999
Fire Instructions The person who finds a fire should: A. Open the nearest fire alarm. B. If it is safe and the fire is small, try to put out the fire. On Hearing The Fire Alarm : C. Those in class: will go to the playground under the direction(,) from the teacher. D. Those not in class: will go to the playground by t...
[ "open the fire alarm", "put out", "run away", "ask for help" ]
B. put out
mmlu_train
mmlu_train_4812
Which of the following statements best explains why magnets usually stick to a refrigerator door?
[ "The refrigerator door is smooth.", "The refrigerator door contains iron.", "The refrigerator door is a good conductor.", "The refrigerator door has electric wires in it." ]
B. The refrigerator door contains iron.
mmlu_train
aquarat_554
Mr X, a businessman, had income in the year 1995 such that he earned a profit of 20% on his investment in the business. In the year 1996 his investment was less by 2000 but still had the same income (Income = Investment + Profit) as that in 1995. Thus the per cent profit earned in 1996 increased by 6%. What was his inv...
[ "100000", "12500", "42000", "Data inadequate", "None of these" ]
C. 42000
aquarat
mmlu_train_53351
Chinese people are now spending more time surfing the net than watching TV, according to results of a survey by the Chinese Academy of Social Sciences (CASS) published Thursday. The survey, of citizens of five Chinese cities, found that 79 percent of interviewees use the internet for information, and 55.1 percent to re...
[ "Chinese people are now spending more time surfing the net than watching TV.", "There are more Chinese people using the internet for information compared with those reading news on the internet.", "There are more people using e-mail compared with those searching information on the internet.", "There are more ...
C. There are more people using e-mail compared with those searching information on the internet.
mmlu_train
aquarat_52749
There are 4 periods in each working day of a school. In how many ways can one organize 3 subjects such that each subject is allowed at least one period?
[ "32", "36", "24", "34", "None of these" ]
B. 36
aquarat
mmlu_train_66881
First,I want to tell you how proud we are.Getting into Columbia is a real testament of what a great wellrounded student you are.Your academic,artistic,and social skills have truly blossomed in the last few years.You should be as proud of yourself as we are. College will be the most important years in your life.It is i...
[ "your dream of connecting dots to form a beautiful curve will be realized.", "following your own heart in college may guarantee opportunities of success.", "Steve Jobs is a typical example to illustrate that freedom and enjoyment count.", "Steve Jobs owes his success to his critical thinking." ]
B. following your own heart in college may guarantee opportunities of success.
mmlu_train
arc_challenge_890
Dawn brought a chocolate bar for lunch, but the chocolate melted in her backpack. Dawn wants to perform a scientific investigation to determine the reason her chocolate bar melted in her backpack. Which hypothesis should Dawn use for her investigation?
[ "Chocolate will taste better when melted.", "Chocolate will taste the same even when melted.", "If the chocolate is broken then the chocolate will melt.", "If heat is added to chocolate then the chocolate will melt." ]
D. If heat is added to chocolate then the chocolate will melt.
arc_challenge
mmlu_train_7342
Christian Eijkman, a Dutch doctor, left the Netherlands for the island of Java. Many people on the island had a disease called beri-beri. He was going there to try and find a _ . At first, Eijkman thought some kind of germ caused beri-beri. He raised some chickens. He didn't eat them, but made experiments on them. T...
[ "help the Javanese with their illness", "find ways to grow better crops", "do some research about the island", "spend his holiday" ]
A. help the Javanese with their illness
mmlu_train
mmlu_train_33648
Invented in Turkey and patented by Nanopool, a German company, the spray-on liquid glass might become one of the most useful inventions in the field of nanotechnology. The product was tested at the Saarbrucken Institute for New Materials. It is worth mentioning that the invention is transparent and non-poisonous. The ...
[ "We can still see an object clearly covered with the liquid.", "It will cause plants to have some kind of disease.", "Plants still have access to oxygen when covered by it.", "It can speed up the growth of seeds." ]
B. It will cause plants to have some kind of disease.
mmlu_train
arc_easy_919
Some birds fly south before winter each year. This is an example of
[ "migration", "hibernation", "germination", "evaporation" ]
A. migration
arc_easy
mmlu_train_54671
In the near future, we may be using our eyes to operate our smartphones and tablets, even when it comes to playing popular games like Fruit Ninja. The GazeGroup has been developing eye-controlled computer technology for nearly 20 years. But those devices have been mainly designed to aid those with disabilities, and...
[ "the Kinect device was released earlier than Nintendo's Wii system", "cheap eye-controlled devices completely changed the gaming world many years ago", "the development of eye-controlled computer technology began a very long time ago", "with no help of special devices, a large number of people are now using t...
C. the development of eye-controlled computer technology began a very long time ago
mmlu_train
mmlu_train_18586
For many workers trying to lose weight, the weekend is a chance to do some exercise and eat something healthier than a supermarket sandwich at their desk. But some slimmers take a slightly different approach -- consuming more than half their weekly calorie intake from Friday night to Sunday. Away from the daily routine...
[ "intake more calories on weekdays than on weekends", "get their efforts to lose weight ruined by over-eating on weekends", "always have bad weekends due to their intention to lose weight", "keep wide aware of their desire to lose weight by keeping a strict diet" ]
B. get their efforts to lose weight ruined by over-eating on weekends
mmlu_train
mmlu_train_89745
We have known for a long time that flowers of different plants open and close at different time of day. Yet no one really understands why flowers open and close like this at particular times. It is not as simple as we might think, as new experiments have shown. In one experiment, flowers were kept in darkness. We might...
[ "wild animals", "human beings", "all creatures", "lifeless things" ]
D. lifeless things
mmlu_train
aquarat_15478
First column specifies the No of Days prior to departure information. Second column specifies the Percentage discount offered. 0 - 6 days ==> 0% 7 - 13 days ==> 10% 14 - 29 days ==> 25% 30 days or more ==> 40% The table above shows the discount structure for advanced purchase of tickets at a particular airline. A passe...
[ "6", "7", "13", "14", "29" ]
D. 14
aquarat
m1_pref_5
What is the default block size for a traditional file system, e.g. ext3/4?
[ "32 bits", "32 bytes", "512 bits", "512 bytes", "4096 bits", "4096 bytes" ]
F. 4096 bytes
m1_pref
aquarat_12438
If a and b are prime numbers, which of the following CANNOT be the value of ab?
[ "9", "14", "21", "23", "25" ]
D. 23
aquarat
mmlu_train_35254
Today,we are told,children don't spend enough time in the fresh air.Many of them are addicted to a screen either on a computer or a TV--they seem to be living in a virtual world.They have lost touch with nature. But now 400 organizations in the UK,from playgroups to the National Health Service,are encouraging children ...
[ "building dens", "climbing trees", "playing hide and seek", "watching TV" ]
D. watching TV
mmlu_train
mmlu_train_38796
When Paul was a boy growing up in Utah, he happened to live near a copper smelter , and the chemicals that poured out had made a wasteland out of what used to be a beautiful forest. One day a young visitor looked at this wasteland and called it an awful area. Paul knocked him down. From then on, something happened ins...
[ "he wanted to find out the best way to save the area himself", "he was interested in planting trees since he was young", "he wanted to get more knowledgeable people to help him", "he thought his knowledge would make his advice more convincing" ]
D. he thought his knowledge would make his advice more convincing
mmlu_train
aquarat_45927
A standard Veggiematik machine can chop 28 carrots in 4 minutes. How many carrots can 6 standard Veggiematik machines chop in 6 minutes?
[ "36", "252", "108", "216", "324" ]
B. 252
aquarat
aquarat_13974
How much time will it take for an amount of Rs. 450 to yield Rs. 81 as interest at 4.5% per annum of simple interest?
[ "8 years", "4 years", "7 years", "6 years", "2 years" ]
B. 4 years
aquarat
mmlu_train_21520
Do you know a child who has used first aid to save a life or help an injured person? St. John Ambulance is seeking young people who have acted quickly, calmly and effectively at a real emergency for its annual Young First Aider of the Year awards. The awards are open to all those under 18, and the closing date for nomi...
[ "provide some evidence of the incident", "make a speech introducing yourself", "attend the awards ceremony on time", "have a good knowledge about first aid" ]
A. provide some evidence of the incident
mmlu_train
aquarat_41630
Two men A and B start from place X walking at 4 ½ kmph and 5 ¾ kmph respectively. How many km apart they are at the end of 3 ½ hours if they are walking in the same direction?
[ "4 3/9 km", "5 3/8 km", "4 3/8 km", "6 3/8 km", "7 3/8 km" ]
C. 4 3/8 km
aquarat
arc_easy_218
Minerals are formed by which process?
[ "magma cooling", "fault lines moving", "metamorphosis", "sedimentation" ]
A. magma cooling
arc_easy
mmlu_train_85557
In order to make students become more interested in English studies,21 elementary schools in southeastern Korea have started to use robot teachers. The robot teacher is called Engkey. She was developed by the Korea Institute of Science and Technology. She is about one meter high and is white,egg-shaped. She takes a dis...
[ "Because Korea is rich.", "Because Korea wants to make students become more interested in English studies.", "Because robot teachers are more beautiful than the real teachers.", "Because Korea Institute of Science and Technology wants students to use them." ]
B. Because Korea wants to make students become more interested in English studies.
mmlu_train
mmlu_train_70776
There are four people in my family. They're my grandfather, my parents and me. My grandfather exercises every day. He never uses the Internet. He eats vegetables three times a day, but he hardly ever drinks milk. And he watches TV every night. My father is a taxi driver. He's very busy. He never exercises, but he somet...
[ "meat", "vegetables", "fruit", "milk" ]
A. meat
mmlu_train
mmlu_train_4714
Which gas is given off by plants?
[ "Hydrogen", "Nitrogen", "Oxygen", "Helium" ]
C. Oxygen
mmlu_train
mmlu_train_32826
More than 2.25 billion cups of coffee are drunk throughout the world each day, and it's likely that many taste bitter. Now, a new study suggests that coffee fans can make their drink sweeter by changing the color of their cups. Researchers from Oxford set out to prove whether the claim that coffee drunk from a white cu...
[ "the popularity of sweet coffee.", "an experiment made in Oxford.", "the effect of cup color on coffee's taste", "useful tips on how to make coffee." ]
C. the effect of cup color on coffee's taste
mmlu_train
mmlu_train_98934
Which is likely the least helpful for the good bacteria that help your body?
[ "hot showers", "eating well", "keeping hydrated", "using probiotics" ]
A. hot showers
mmlu_train
arc_easy_359
Which of the following is most likely to cause water to change from one state of matter to another state of matter?
[ "increased precipitation", "the weathering of rocks", "a decrease in wind speed", "a change in air temperature" ]
D. a change in air temperature
arc_easy
aquarat_43589
Increasing the original price of an article by 15 percent and then increasing the new price by 15 percent is equivalent to increasing the original price by
[ "32.25%", "31.00%", "30.25%", "30.00%", "22.50%" ]
A. 32.25%
aquarat
arc_easy_914
During science class, students combined 1 kg of iron filings with 1 kg of sand to create a mixture. Which of the following methods would be best for separating the iron filings from the sand?
[ "Stir the mixture into hot water to dissolve the sand.", "Strain the mixture through a paper filter to collect the sand.", "Drag a magnet through the mixture to attract the iron filings.", "Shake the mixture to cause the iron filings to settle to the bottom." ]
C. Drag a magnet through the mixture to attract the iron filings.
arc_easy
arc_easy_1735
Which property of water can cause a rock to break apart?
[ "Water boiling at 100°C.", "Water losing energy slowly.", "Water expanding as it freezes.", "Water having a high surface tension." ]
C. Water expanding as it freezes.
arc_easy
aquarat_32105
The average of five numbers is 27. If one number is excluded, the average becomes 23. The excluded number is?
[ "46", "45", "44", "43", "42" ]
D. 43
aquarat
mmlu_train_2316
Kevin is observing the sky on a clear night. With the unaided eye he is able to see Venus, Mars, Jupiter, and Saturn. Why would Venus appear to be brighter than the other planets?
[ "It reflects the most sunlight toward Earth.", "It is hotter than the other planets.", "It is larger than the other planets.", "It is closest planet to the Sun." ]
A. It reflects the most sunlight toward Earth.
mmlu_train
mmlu_train_40571
Everywhere man is altering the balance of nature.He is facilitating the spread of plants and animals into new regions, sometimes deliberately, sometimes unconsciously.He is covering huge areas with new kinds of plants, or with houses, factories, slag-heaps and other products of his civilization.He exterminates some spe...
[ "that man is deliberately destroying the balance of nature", "that man has foreseen the consequences of altering the balance old nature", "that improved communications have changed history", "that man is altering the balance of nature" ]
D. that man is altering the balance of nature
mmlu_train
mmlu_train_94206
Pollen is necessary for a flowering plant to
[ "grow.", "blossom.", "germinate.", "reproduce." ]
D. reproduce.
mmlu_train
mmlu_train_47036
Death is natural, but do you have any idea of the process of dying? Modern scientists divide the process of dying into two phases --- clinical or temporary death and biological death. Clinical death occurs when the vital organs, such as the heart or lungs, have ceased to function, but have not suffered permanent damage...
[ "By putting her to sleep, lowering her temperature and draining her blood.", "By surrounding her body with ice-bags and draining her blood.", "By lowing her blood pressure and stopping her heart from beating.", "By draining her blood, lowering her blood pressure and stopping her breathing." ]
A. By putting her to sleep, lowering her temperature and draining her blood.
mmlu_train
arc_easy_937
Which form of energy is found in food?
[ "chemical", "electrical", "sound", "mechanical" ]
A. chemical
arc_easy
aquarat_3611
3 friends A, B, C went for week end party to McDonald’s restaurant and there they measure there weights in some order In 7 rounds. A, B, C, AB, BC, AC, ABC. Final round measure is 165kg then find the average weight of all the 7 rounds?
[ "94.2 kgs", "88.5 kgs", "86.5 kgs", "67.5 kgs", "88.2 kgs" ]
A. 94.2 kgs
aquarat
mmlu_train_99044
When would a puddle get smaller and disappear the fastest?
[ "on a snowy day", "on a day without clouds", "on a cloudy day", "on a dark day" ]
B. on a day without clouds
mmlu_train
mmlu_train_71309
Rockfield High Sch ool Monday Tuesday Wednesday Thursday Friday 8:10 English Eng lish Math Spanish Biology 9:00 Math Math Self-study Math Self-study 10:00 Biology Biology Spanish Art Math 10:40 Self-study Art P.E. Biology English 12:20 Lunch Lunch Lunch Lunch Lunch 1:10 ...
[ "8:10", "9:00", "9:50", "10:40" ]
B. 9:00
mmlu_train
mmlu_train_86777
Green tea is the best choice for office workers. People who always work in places with air conditioning may face skin problems such as easily dry skin. Among all the drinks, green tea is the best choice. Because there are important things in green tea and they are often called catechins . Moreover, drinking more green ...
[ "skin problems", "heart disease", "headache", "stomachache" ]
B. heart disease
mmlu_train
arc_easy_1325
Which tool should be used to compare the growth of an algal colony growing in a petri dish?
[ "a scale", "a ruler", "a hand lens", "a balance scale" ]
C. a hand lens
arc_easy
mmlu_train_33214
Car needs gas to run as your body needs food to work for you. Eating the right kinds of food is very important. A good eating habit can help your body grow strong if you take care of what you eat. There are four main food groups altogether. The _ group has food like milk, cheese and sour milk. The other three groups ar...
[ "Eggs, tomatoes and chicken.", "Milk, bread, cabbages and beef.", "Corn, fish, ice cream and pork.", "Rice, beancurd ,fish and chicken." ]
B. Milk, bread, cabbages and beef.
mmlu_train
aquarat_38307
Two men started from the same place walk at the rate of 10kmph and 12kmph respectively. What time will they take to be 40 km apart, if they walk in the same direction?
[ "5hours", "40hours", "8hours", "20hours", "30hours" ]
D. 20hours
aquarat
mmlu_train_38035
Laughter healing benefits and healing with laughter have become synonymous with Norman Cousins, the man who laughed himself to wellness. Norman Cousins was the editor of SaturdayReviewfor over 30 years. His story began in 1964, when doctors found that the connective tissue in his spine was becoming worse, which is a c...
[ "was born in 1964", "had a doctor friend", "had once given up on himself", "was affected by negative emotions" ]
B. had a doctor friend
mmlu_train
aquarat_22215
Which of the following CANNOT be the least common multiple of two positive integers x and y
[ "xy", "x", "x - xy", "y", "x + y" ]
C. x - xy
aquarat
mmlu_train_39926
If you are sitting down listening to what I'm going to say, stand up. Move your legs. Touch your toes, if you can. Do anything but sit. If you cut down on the time you spend sitting, you might live longer. New research shows that sitting less than three hours a day might extend your life by two years. Just the opposite...
[ "the study doesn't benefit him at all", "it's unnecessary to limit television time", "emailing colleagues is better than a face-to-face talk", "those taking exercises 30 minutes a day still can't sit long" ]
D. those taking exercises 30 minutes a day still can't sit long
mmlu_train
mmlu_train_80039
Everyone must go to bed early and get up early, or we won't be healthy and clever.Is this true? Maybe it is.The body must have enough sleep.Children of your age need ten hours'sleep every day.If you don't go to bed early, you won't have enough sleep .Then you can't think properly and can't do your work properly.You wil...
[ "makes more blood", "helps the blood to flow", "makes food for our blood", "makes our brain tired" ]
B. helps the blood to flow
mmlu_train
aquarat_27397
Two trains of equal lengths take 10 sec and 15 sec respectively to cross a telegraph post. If the length of each train be 120 m, in what time will they cross other travelling in opposite direction?
[ "11", "12", "77", "17", "19" ]
B. 12
aquarat
aquarat_455
A five-member committee is to be formed from a group of five military officers and nine civilians. If the committee must include at least two officers and two civilians, in how many different ways can the committee be chosen?
[ "119", "1,200", "3,240", "3,600", "14,400" ]
B. 1,200
aquarat
aquarat_53632
The length and breadth of a rectangle is increased by 10% and 25% respectively. What is the increase in the area?
[ "67.5%", "37.5%", "77.5%", "47.5%", "27.5%" ]
B. 37.5%
aquarat