dataset
stringclasses
5 values
id
stringlengths
6
18
question
stringlengths
3
1.92k
choices
listlengths
1
36
answer
stringclasses
5 values
aqua_train
aqua_train_74908
A division of a company consists of five men and seven women. If two of these twelve employees are randomly selected as representatives of the division, what is the probability that both representatives will be female?
[ "A)5/22", "B)7/22", "C)5/33", "D)7/33", "E)5/66" ]
B
aqua_train
aqua_train_55941
A company has 65 employees, of which 22 studied accounting, 15 studied finance and 14 studied marketing. Nine employees have done just two courses and only one made ​​the three courses. How many employees have no training?
[ "A)A)0", "B)B)9", "C)C)10", "D)D)11", "E)E)25" ]
E
aqua_train
aqua_train_43710
A bike covers a certain distance at the speed of 64km/h in 8 hrs. If the bike was to cover the same distance in approximately 6 hrs, at what approximate speed should the bike travel?
[ "A)85 km/h", "B)85.34 km/h", "C)87.67 km/h", "D)90.25 km/h", "E)90.64 km/h" ]
B
aqua_train
aqua_train_54732
The difference between C.I. and S.I. on an amount of Rs. 15,000 for 2 years is Rs. 96. What is the rate of interest per annum?
[ "A)8", "B)2", "C)9", "D)4", "E)6" ]
A
aqua_train
aqua_train_85104
Insert the missing number. 2, 7, 10, 22, 18, 37, 26
[ "A)42", "B)32", "C)52", "D)62", "E)50" ]
C
aqua_train
aqua_train_19194
Water man has 2 cans of water. The 1st contains 25% water and the rest milk. The 2ndcontains 50% water. How much milk should he mix from each of the containers so as to get 12ltr of water such that the ratio of milk to water is 3 : 5?
[ "A)4 ltr", "B)5 ltr", "C)6 ltr", "D)7 ltr", "E)9 ltr" ]
C
aqua_train
aqua_train_5316
For how many integers pair (x,y) satisfies the result (1/x)+((1/y)=1/16
[ "A)a) 12", "B)b) 6", "C)c) 10", "D)d) 16", "E)e) 19" ]
E
aqua_train
aqua_train_1989
A merchant has announced 25% rebate on prices of ready-made garments at the time of sale. If a purchaser needs to have a rebate of Rs. 400, then how many shirts, each costing Rs. 320, should he purchase?
[ "A)10", "B)7", "C)6", "D)5", "E)4" ]
D
aqua_train
aqua_train_63371
If x, y, and a are positive numbers such that 10*x/(x+y)+ 20*y/(x+y)=a and if x is less than y, which of the following could be the value of a?
[ "A)10", "B)12", "C)15", "D)18", "E)30" ]
D
aqua_train
aqua_train_91859
A completes 80% of a work in 20 days. Then B also joins and A and B together finish the remaining work in 3 days. How long does it need for B if he alone completes the work?
[ "A)3512", "B)3612", "C)3712", "D)3812", "E)None of these" ]
C
aqua_train
aqua_train_66567
There are four prime numbers written in ascending order of magnitude. The product of the first three is 385 and of the last three is 1001. Find the fourth number?
[ "A)5", "B)7", "C)11", "D)13", "E)15" ]
A
sciq
sciq_4
Billions of what inside the human digestive tract help us digest food, make vitamins and play other important roles?
[ "neurons", "viruses", "red blood cells", "bacteria" ]
D
aqua_train
aqua_train_1091
Find the simple interest on Rs.567 for 7 months at 9 paisa per month?
[ "A)s.357.21", "B)s.322.12", "C)s.400", "D)s.278.9", "E)s.300" ]
A
aqua_train
aqua_train_11700
A present value of a machine is $40000. Its value depletiation rate is 5% per annum then find the machine value after 2 years?
[ "A)$36540", "B)$36100", "C)$29580", "D)$31256", "E)$41250" ]
B
aqua_train
aqua_train_31561
A runs 25% faster than B and is able to give him a start of 7 meters to end a race in dead heat. What is the length of the race?
[ "A)33m", "B)34m", "C)35m", "D)36m", "E)37m" ]
C
aqua_train
aqua_train_71081
Two trains of length 150 m and 250 m are 100 m apart. They start moving towards each other on parallel tracks, at speeds 54 kmph and 36 kmph. In how much time will the trains cross each other?
[ "A)87/7 sec", "B)80/7 sec", "C)80/9 sec", "D)80/5 sec", "E)20 sec" ]
E
aqua_train
aqua_train_60611
On his drive to work, Leo listens to one of three radio stations A, B or C. He first turns to A. If A is playing a song he likes, he listens to it; if not, he turns it to B. If B is playing a song he likes, he listens to it; if not, he turns it to C. If C is playing a song he likes, he listens to it; if not, he turns off the radio. For each station, the probability is 0.10 that at any given moment the station is playing a song Leo likes. On his drive to work, what is the probability that Leo will hear a song he likes?
[ "A)0.027", "B)0.271", "C)0.417", "D)0.657", "E)0.9" ]
B
aqua_train
aqua_train_52341
S is the set of all fractions defined by the formula n/(n + 1), where n is a positive integer less than 20. What is the product X of all the fractions that are in S?
[ "A)1) 1/20", "B)2) 1/21", "C)3) 1/2", "D)4) 19/40", "E)5) 19/20" ]
A
aqua_train
aqua_train_23486
In a certain pond, 50 fish were caught, tagged, and returned to the pond. A few days later, 50 fish were caught again, of which 5 were found to have been tagged. If the percent of tagged fish in the second catch approximates the percent of tagged fish in the pond, what is the approximate number of fish in the pond?
[ "A) 400", "B) 500", "C) 1,250", "D) 2,500", "E) 10,000" ]
B
aqua_train
aqua_train_15760
The average of first 17 even numbers is?
[ "A)10", "B)11", "C)18", "D)20", "E)24" ]
C
aqua_train
aqua_train_18272
A TV is purchased at Rs. 5000 and sold at Rs. 4000, find the lost percent.
[ "A)10%", "B)20%", "C)25%", "D)28%", "E)30%" ]
B
aqua_train
aqua_train_86885
The ratio of the volumes of two cubes is 6859 : 1331. What is the ratio of their total surface areas?
[ "A)1:21", "B)12:7", "C)1:15", "D)21:17", "E)13:13" ]
B
science_train
science_train_958
Question: Compare the average kinetic energies of the particles in each sample. Which sample has the higher temperature? Hints:
[ "sample B", "neither; the samples have the same temperature", "sample A" ]
C
sciq
sciq_4
What kind of behaviors are adaptive because they are flexible, capable of changing if the environment changes?
[ "passed behavior", "studied behavior", "human", "learned behavior" ]
D
sciq
sciq_4
What word describes a carbonyl where the carbon atom makes single bonds with two others?
[ "acetone", "ions", "photons", "ketones" ]
D
aqua_train
aqua_train_35057
A, B, C together started a business. A invested Rs.6000 for 5 months B invested Rs.3600 for 6 months and C Rs.7500 for 3 months. If they get a total profit of Rs.7410. Find the share of A?
[ "A)2999", "B)3000", "C)2777", "D)2999", "E)17212" ]
B
aqua_train
aqua_train_11604
John and Peter are among the nine players a basketball coach can choose from to field a five-player team. If all five players are chosen at random, what is the probability of choosing a team that includes John and Peter?
[ "A)1/9", "B)1/6", "C)2/9", "D)5/18", "E)1/3" ]
D
aqua_train
aqua_train_23197
Of the 420 members at a health club, 260 use the weight room and 300 use the pool. If at least 60 of the members do not use either, then the number of members using both the weight room and the pool must be between:
[ "A)200 to 260", "B)160 to 260", "C)220 to 260", "D)220 to 300", "E)40 to 100" ]
A
sciq
sciq_4
What element is essential for amino acid and nucleic acid production?
[ "oxygen", "carbon", "hydrogen", "nitrogen" ]
D
aqua_train
aqua_train_32204
In how many ways can 10 different gifts be divided among four children such that each child receives exactly two gifts?
[ "A)16^4", "B)(4!)^4", "C)10!/(2!)^4", "D)16!/4!", "E)4^16" ]
C
aqua_train
aqua_train_72529
The area of a triangle will be when a = 1m, b = 4m, c = 5m, a, b, c being lengths of respective sides?
[ "A)2", "B)7", "C)5", "D)3", "E)4" ]
C
aqua_train
aqua_train_24326
A number consists of 3 digit whose sum is 10. The middle digit is equal to the sum of the other two and the number will be increased by 99 if its digits are reversed. The number is:
[ "A)145", "B)253", "C)370", "D)352", "E)452" ]
B
aqua_train
aqua_train_32986
A fill pipe can fill 1/4 of cistern in 16 minutes in how many minutes, it can fill 3/4 of the cistern?
[ "A)48min", "B)36min", "C)25min", "D)30min", "E)50min" ]
A
aqua_train
aqua_train_18893
List I: { y, 2, 4, 7, 10, 11} List II: {3, 3, 4, 6, 7, 10} If the median T of List I is equal to the sum of the median of list II and the mode of list II, then y equals
[ "A)5", "B)7", "C)8", "D)T=9", "E)10" ]
D
aqua_train
aqua_train_54472
s, q, and r are positive integers. If s, q, and r are assembled into the six-digit number sqrsqr, which one of the following must be a factor of sqrsqr?
[ "A) 23", "B) 19", "C) 17", "D) 7", "E) none of the above" ]
D
aqua_train
aqua_train_42655
Which number can we add to 987654 to get a number exactly divisible by 456?
[ "A)18", "B)24", "C)30", "D)36", "E)42" ]
E
aqua_train
aqua_train_36907
The ratio of boys to girls in Class A is 3 to 4. The ratio of boys to girls in Class B is 4 to 6. If the two classes were combined, the ratio of boys to girls in the combined class would be 17 to 22. If Class A has one more boy and two more girls than class B, how many girls are in Class A?
[ "A)8", "B)9", "C)10", "D)11", "E)12" ]
D
aqua_train
aqua_train_23984
In how many ways can 6 apples (identical) be distributed among 5 children? (Some children may get no apples.)
[ "A)124", "B)210", "C)128", "D)130", "E)132" ]
B
aqua_train
aqua_train_59064
Mr. Kela purchased two steel factories, one in india and other one in Malaysia for total Rs. 72 crores. Later on he sold the india factory at 16% profit and malaysian factory at 24% profit. Thus he gained a total profit of 19%. The selling price of Indian factory is:
[ "A)52.2 crores", "B)56 crores", "C)55.5 crores", "D)59.3 crores", "E)None of these" ]
A
aqua_train
aqua_train_29393
Which is a better offer out of (i) a cash payment now of Rs.8100 or (ii) a credit of Rs.8250 after 6 months(6.5% S.I)
[ "A)(i)", "B)(ii)", "C)both (i) and (ii)", "D)only (i)", "E)NONE OF THESE" ]
A
sciq
sciq_4
What does increased temperature cause the volume to do in a gas?
[ "disappear", "decrease", "halve", "increase" ]
D
aqua_train
aqua_train_7179
For each of her sales, a saleswoman receives a commission equal to 20 percent of the first $500 of the total amount of the sale, plus 40 percent of the total amount in excess of $500. If the total amount of one of her sales was $800, the saleswoman’s commission was approximately what percent of the total amount of the sale?
[ "A)22%", "B)24%", "C)25%", "D)27%", "E)28%" ]
E
aqua_train
aqua_train_10414
How many workers are required for completing the construction work in 10 days? I.20% of the work can be completed by 8 workers in 8 days. II.20 workers can complete the work in 16 days. III.One-eighth of the work can be completed by 8 workers in 5 days.
[ "A)I only", "B)II and III only", "C)III only", "D)I and III only", "E)Any one of the three" ]
E
aqua_train
aqua_train_88204
If k and s are positive integers such that (2^k)(4^s) = 16, then 2k + s =
[ "A) 2", "B) 3", "C) 4", "D) 5", "E) 6" ]
D
science_train
science_train_2166
Question: Select the organism in the same genus as the bobcat. Hints:
[ "Macropus rufus", "Ardea purpurea", "Lynx pardinus" ]
C
aqua_train
aqua_train_27727
Three investors, A, B, and C, divide the profits from a business enterprise in the ratio of 5 : 7 : 8, respectively. If investor A earned $ 2,000, how much money did investors B and C earn in total?
[ "A)$4,000", "B)$6,000", "C)$5,600", "D)$9,500", "E)$10,500" ]
B
aqua_train
aqua_train_15668
Alice is now 10 years older than Bob. If in 6 years Alice will be twice as old as Bob, how old will Alice be in 5 years?
[ "A)19", "B)21", "C)23", "D)25", "E)27" ]
A
aqua_train
aqua_train_45938
If the square root of 1,600 is 40, then what is 40 squared?
[ "A)1,600", "B)16", "C)4", "D)440", "E)64,000" ]
A
aqua_train
aqua_train_83693
Three numbers are in the ratio of 2 : 3 : 4 and their L.C.M. is 240. Their H.C.F. is:
[ "A)30", "B)20", "C)40", "D)60", "E)70" ]
B
aqua_train
aqua_train_56080
Kiran started a business investing Rs. 20,000. After 4 months, Sanket joined with a capital of Rs. 12000. At the end of the year, they earn a profit of Rs. 14,000. Find what will be the share of Sanket in the profit?
[ "A)Rs. 4000", "B)Rs. 4007", "C)Rs. 4001", "D)Rs. 4002", "E)Rs. 4047" ]
A
aqua_train
aqua_train_96678
Of the following, which is the closest approximation of (50.2*0.49)/199.8 ?
[ "A)0.121", "B)0.125", "C)0.122", "D)0.123", "E)0.124" ]
B
aqua_train
aqua_train_88046
A man buys a cycle for Rs. 1400 and sells it at a loss of 15%. What is the selling price of the cycle?
[ "A)Rs. 1090", "B)Rs. 1160", "C)Rs. 1190", "D)Rs. 1202", "E)Rs. 1406" ]
C
aqua_train
aqua_train_94211
What is log3(4) log4(5)...log80(81)?
[ "A)1", "B)4", "C)81", "D)log80 243", "E)e81" ]
B
aqua_train
aqua_train_50947
If (a-6)(b-2) =0, which of the following must be true ? I. a=6 and b=2 II. if a is not 6, then b=2 III. if a=6, then b is not=2
[ "A)I only", "B)II only", "C)III only", "D)I and II", "E)II and III" ]
B
aqua_train
aqua_train_59990
Vijay sells a cupboard at 12% below cost price. Had he got Rs.1650 more, he would have made a profit of 12%. What is the cost price of the cupboard?
[ "A)7450", "B)14900", "C)7400", "D)6875", "E)None of these" ]
D
aqua_train
aqua_train_24007
Bill downloads the movieRevenge of the Avengersto his computer in 2.5 hours, using a download manager that downloads from 3 sources marked A, B and C. Each source provides download at a constant rate, but the rates of different sources are not necessarily identical. If the movie was downloaded from sources A and C alone, it would take 4 hours to complete the download. The next day, source B is available, but the other sources are inactive. How long will it take to download the trailer of the movie, a file that is 50 times smaller, from source B alone?
[ "A)6 hours and 40 minutes", "B)8 minutes", "C)12 minutes", "D)10 minutes", "E)3 minutes" ]
B
science_train
science_train_3980
Question: What information supports the conclusion that Mike acquired this trait? Hints:
[ "Some scars fade more quickly than others.", "Mike's scar was caused by an accident. He cut his arm when he fell off his bicycle." ]
B
aqua_train
aqua_train_88904
Three boys, two girls, and two women are to be seated on a bench. If one specific boy must be seated on one of the end seats, and one specific girl must me seated exactly in the middle, find the number of possible arrangements E.
[ "A)a) E=48", "B)b) E=144", "C)c) E=240", "D)d) 288", "E)e) 120" ]
C
sciq
sciq_4
Where does photosynthesis occur in plants?
[ "golgi bodies", "cell membrane", "nucleus", "in chloroplasts" ]
D
aqua_train
aqua_train_88885
3 candidates in an election and received 3000, 5000 and 20000 votes respectively. What % of the total votes did the winningcandidate got in that election?
[ "A)45.12%", "B)50%", "C)57%", "D)71.42%", "E)65%" ]
D
aqua_train
aqua_train_58326
A canoe has two oars, left and right. Each oar either works or breaks. The failure or non-failure of each oar is independent of the failure or non-failure of the other. You can still row the canoe with one oar. The probability that the left oar works is 3/5. The probability that the right oar works is also 3/5. What is the probability W that you can still row the canoe?
[ "A)9/25", "B)10/25", "C)6/10", "D)2/3", "E)21/25" ]
E
aqua_train
aqua_train_39209
At an upscale fast-food restaurant, Shin can buy 3 burgers, 7 shakes, and one cola for $110. At the same place it would cost $164.50 for 4 burgers, 10 shakes, and one cola. How much would it cost for a meal of one burger, one shake, and one cola?
[ "A)$1", "B)$27", "C)$31", "D)$41", "E)It cannot be determined" ]
A
aqua_train
aqua_train_40388
What is the lowest positive integer that is divisible by each of the odd integers between 11 and 17, inclusive?
[ "A)3*5*13*17*11", "B)5×17×19×23", "C)7×15×17×19", "D)7×15×19×21", "E)3*4*13*17*11" ]
A
aqua_train
aqua_train_58051
A restaurant meal cost $33.50 and there was no tax. If the tip was more than 10 percent but less than 15 percent of the cost of the meal, then total amount paid must have been between:
[ "A)$40 and $42", "B)$39 and $41", "C)$38 and 40", "D)$37 and $39", "E)$36 and $37" ]
D
aqua_train
aqua_train_16071
A 300 meter long train crosses a platform in 39 seconds while it crosses a signal pole in 18 seconds. What is the length of the platform?
[ "A)399", "B)267", "C)350", "D)788", "E)277" ]
C
aqua_train
aqua_train_89973
On June 1 a bicycle dealer noted that the number of bicycles in stock had decreased by 2 for each of the past 5 months. If the stock continues to decrease at the same rate for the rest of the year, how many fewer bicycles will be in stock on September 1 than were in stock on January 1?
[ "A) 18", "B) 12", "C) 20", "D) 32", "E) 36" ]
A
ds_train
ds_train_1777
In the context of machine learning, what is the primary advantage of using ensemble methods like SESIL (Sequential Ensemble Selection with Iterative Learning) over individual classifiers?
[ "A. Ensemble methods are always faster to train than individual classifiers.\nB. Ensemble methods generally require less data to achieve high performance.\nC. Ensemble methods combine the strengths of multiple models to improve overall performance.\nD. Ensemble methods simplify the model interpretability." ]
C
aqua_train
aqua_train_45448
A, B and C are entered into a partnership. A invested Rs.6500 for 6 months, B invested Rs.8400 for 5 months and C invested for Rs.10000 for 3 months. A is a working partner and gets 5% of the total profit for the same. Find the share of C in a total profit of Rs.7400.
[ "A)1999", "B)1900", "C)19077", "D)19055", "E)19012" ]
B
sciq
sciq_4
What is the type of plant that has a single cotelydon in the seedling?
[ "dicot", "conifer", "moss", "monocot" ]
D
science_train
science_train_4123
Question: Compare the average kinetic energies of the particles in each sample. Which sample has the higher temperature? Hints:
[ "neither; the samples have the same temperature", "sample B", "sample A" ]
B
aqua_train
aqua_train_54045
Find the unit digit in the product(2467)^153*(341)^72
[ "A)7", "B)18", "C)25", "D)63", "E)98" ]
A
aqua_train
aqua_train_37726
Evaluate: 12 + sqrt(- 5 + 7×8÷4) =?
[ "A)90", "B)91", "C)92", "D)93", "E)94" ]
D
aqua_train
aqua_train_66323
Each shelf of a bookcase contained 12 books. If the librarian took out 21 books and rearranged the remaining books so that all shelves but the last one contained 8 books and that last shelf contained 15 books, how many shelves does the bookcase have?
[ "A)5", "B)6", "C)7", "D)8", "E)9" ]
C
aqua_train
aqua_train_50895
The list price of an article is Rs.70. A customer pays Rs.61.74 for it. He was given two successive discounts, one of them being 10%. The other discount is?
[ "A)8%", "B)7%", "C)10%", "D)2%", "E)4%" ]
D
aqua_train
aqua_train_81351
A mixture of 70 litres of milk and water contains 10% water. How many litres of water should be added to the mixture so that the mixture contains 12 1/2% water?
[ "A)2", "B)4", "C)8", "D)6", "E)5" ]
A
aqua_train
aqua_train_44827
In a school with 5 classes, each class has 2 students less than the previous class. How many students are there in the largest class if the total number of students at school is 115?
[ "A)25", "B)26", "C)27", "D)28", "E)29" ]
C
aqua_train
aqua_train_85661
A woman invested $1,000, part at 5% and the rest at 6%. Her total investment with interest at the end of the year was $1,054. How much did she invest at 5%?
[ "A)$500", "B)$600", "C)$700", "D)$900", "E)$950" ]
B
aqua_train
aqua_train_28524
How much interest can a person get on Rs. 5000 at 18% p.a. simple interest for a period of three years and six months?
[ "A)3150", "B)3151", "C)3152", "D)3153", "E)3154" ]
A
aqua_train
aqua_train_16310
Hector runs a one-product widget shop. Each month, his fixed costs, whether he produces anything or not, amount to x dollars. The marginal cost of producing and selling one widget is a constant y dollars, regardless of the number he produces. He generally can sell widgets for q dollars each. What is the minimum number of widgets he must produce, assuming he sells every widget he produces, to break even (neither make a profit nor incur a loss) in a given month?
[ "A)x/(y - q)", "B)x/(q - y)", "C)x", "D)x/q", "E)x/y" ]
B
aqua_train
aqua_train_18068
A man complete a journey in 10 hours. He travels first half of the journey at the rate of 21 km/hr and second half at the rate of 24 km/hr. Find the total journey in km
[ "A)200 Km", "B)222 Km", "C)224 Km", "D)248 Km", "E)None of these" ]
C
aqua_train
aqua_train_2688
A part-time employee’s hourly wage was increased by 10%. She decided to decrease the number of hours worked per week so that her total income did not change. By approximately what percent should the number of hours worked be decreased?
[ "A)9%", "B)15%", "C)25%", "D)50%", "E)100%" ]
A
science_train
science_train_4896
Question: Think about the magnetic force between the magnets in each pair. Which of the following statements is true? Hints:
[ "The magnitude of the magnetic force is smaller in Pair 2.", "The magnitude of the magnetic force is smaller in Pair 1.", "The magnitude of the magnetic force is the same in both pairs." ]
C
aqua_train
aqua_train_90344
A merchant marks goods up by 80% and then offers a discount on the marked price. The profit that the merchant makes after offering the discount is 35%. What % discount did the merchant offer?
[ "A)20%", "B)25%", "C)30%", "D)35%", "E)40%" ]
B
aqua_train
aqua_train_33842
Two trains are moving in opposite directions @100kmph and 120kmph. Their length are 500m and 700m. The time taken by the slower train to cross faster train in second is?
[ "A)15sec", "B)18.3sec", "C)19.6sec", "D)20.4sec", "E)22.5sec" ]
C
aqua_train
aqua_train_76505
There are seven thieves. They stole diamonds from a diamond merchant and ran away. While running, night sets in and they decide to rest in the jungle. When everybody was sleeping, two of them woke up and decided to divide the diamonds equally among themselves. But when they divided the diamonds equally, one diamond is left. So they woke up the 3rd thief and tried to divide the diamonds equally again but still one diamond was left. Then they woke up the 4th thief to divide the diamonds equally again, and again one diamond was left. This happened with the 5th and 6th thief – one diamond was still left. Finally, they woke up the 7th thief and this time the diamonds were divided equally. How many diamonds did they steal in total?
[ "A)700", "B)721", "C)702", "D)703", "E)None of the above" ]
B
aqua_train
aqua_train_13854
Susan drove an average speed of 30 miles per hour for the first 40 miles of a trip then at a average speed of 15 miles/hr for the remaining 40 miles of the trip if she made no stops during the trip what was susan's avg speed in miles/hr for the entire trip
[ "A)35", "B)20", "C)45", "D)50", "E)55" ]
B
aqua_train
aqua_train_1129
You have 59 cubic blocks. What is the minimum number that needs to be taken away in order to construct a solid cube with none left over?
[ "A)28", "B)29", "C)30", "D)31", "E)32" ]
E
aqua_train
aqua_train_7170
A palindrome is a number that reads the same forward and backward, such as 242. How many even thirteen-digit numbers are palindromes?
[ "A)40", "B)400", "C)500", "D)5,000", "E)40,000,000" ]
E
aqua_train
aqua_train_11544
Chlorination is used in industry for the purification of water; 1gm solution of chlorine will remove half of the germs in 1 liter of water. If water containing less than 0.09% of germs is considered clean, what is the minimum amount of chlorine required to purify 150 liter of water containing 0.3 liter of harmful substances?
[ "A)1", "B)2", "C)3", "D)4", "E)5" ]
B
aqua_train
aqua_train_20920
Micheal and Adam can do together a piece of work in 20 days. After they have worked together for 18 days Micheal stops and Adam completes the remaining work in 10 days. In how many days Micheal complete the work separately.
[ "A)25 days", "B)100 days", "C)120 days", "D)110 days", "E)90 days" ]
A
aqua_train
aqua_train_97323
If x is a whole number, then x²(x² - 1) is always divisible by
[ "A)12-x", "B)Multiple of 12", "C)12", "D)24", "E)48" ]
C
sciq
sciq_4
This process of combining the wave functions for atomic orbitals is called what?
[ "assimilation", "hydration", "activation", "hybridization" ]
D
aqua_train
aqua_train_1783
A boat covers a certain distance downstream in 1 hour, while it comes back in 1½ hours. If the speed of the stream be 3 kmph, what is the speed of the boat in still water?
[ "A)12 kmph", "B)13 kmph", "C)14 kmph", "D)15 kmph", "E)None" ]
D
aqua_train
aqua_train_48269
If a is a positive integer, and if the units digit of a^2 is 9 and the units digit of (a+1)^2 is 4, what is the units G digit of (a+2)^2?
[ "A)1", "B)3", "C)5", "D)6", "E)C. 14" ]
A
aqua_train
aqua_train_53302
Two men starting from the same place walk at the rate of 5 kmph and 5.5 kmph respectively. What time will they take to be 5.5 km apart, if they walk in the same direction?
[ "A)11 hrs", "B)14 hrs", "C)15 hrs", "D)17 hrs", "E)None" ]
A
aqua_train
aqua_train_78401
10(150) ÷ 10(146) = ?
[ "A)10(6)", "B)100000", "C)1000", "D)10000", "E)None of these" ]
D
aqua_train
aqua_train_68604
What is the perimeter, in meters, of a rectangular garden 12 meters wide that has the same area as a rectangular playground 16 meters long and 12 meters wide?
[ "A)48", "B)56", "C)60", "D)56", "E)192" ]
D
aqua_train
aqua_train_71524
A watch which gains uniformly ,is 5 min,slow at 8 o'clock in the morning on sunday and it is 5 min 48 sec.fast at 8 p.m on following sunday. when was it correct?
[ "A)10 min past 7pm on wednesday", "B)20 min past 7pm on wednesday", "C)20 min past 9pm on wednesday", "D)26 min past 7pm on wednesday", "E)20 min past 4pm on wednesday" ]
B
aqua_train
aqua_train_5077
If 1 + 9 + 11 = 1, Then what is the value of 12 + 11 + 9 = ?
[ "A)11", "B)15", "C)17", "D)12", "E)10" ]
E
science_train
science_train_2030
Question: Which is this organism's scientific name? Hints:
[ "Bohadschia argus", "leopard sea cucumber" ]
A