dataset
stringclasses
5 values
id
stringlengths
6
18
question
stringlengths
3
1.92k
choices
listlengths
1
36
answer
stringclasses
5 values
sciq
sciq_4
How many pairs of upper jaws do insects have?
[ "four pairs", "six pairs", "three pairs", "two pairs" ]
D
aqua_train
aqua_train_16953
In a certain sequence of 7 numbers, each number after the first is 1 more than the previous number. If the first number is −5, how many of the numbers in the sequence are positive?
[ "A)None", "B)One", "C)Two", "D)Three", "E)Four" ]
B
aqua_train
aqua_train_12902
How many trailing Zeroes does 53! + 54! have?
[ "A) 12", "B) 13", "C) 14", "D) 15", "E) 16" ]
B
science_train
science_train_1117
Question: Based on this information, what is Fido's phenotype for the fur length trait? Hints:
[ "ff", "long fur" ]
B
aqua_train
aqua_train_24204
There are 4 more women than there are men on a local co-ed softball team. If there are a total of 20 players on the team, what is the ratio of men to women?
[ "A)10/16", "B)6/16", "C)4/16", "D)6/10", "E)8/12" ]
E
sciq
sciq_4
Ions move through what to maintain electrical neutrality in the cell?
[ "the plasma", "the substrate", "the protein", "the membrane" ]
D
aqua_train
aqua_train_68220
What is the probability of flipping a fair coin seven times and the coin landing on heads on at least two flips?
[ "A)7/8", "B)15/16", "C)31/32", "D)63/64", "E)127/128" ]
B
aqua_train
aqua_train_7211
A computer wholesaler sells 7 different computers and each is priced differently. If the wholesaler chooses three computers for display at a trade show, what is the probability (all things being equal) that the two most expensive computers will be among the three chosen for display?
[ "A)5/35", "B)3/28", "C)1/28", "D)1/56", "E)1/168" ]
A
aqua_train
aqua_train_80946
In a urban village of india named "owlna" , 80% people have refrigerator , 82% people have television , 70% people got computers and 75% got Air-conditionor. how many people(minimum) got all these luxury.
[ "A)3%", "B)8%", "C)7%", "D)10%", "E)15%" ]
C
aqua_train
aqua_train_57105
At a certain health club, 30 percent of the members use both the pool and sauna, but 20 percent of the members who use the pool do not use the sauna. What percent of the members of the health club use the pool?
[ "A)58 1/3%", "B)40%", "C)50%", "D)62 1/2%", "E)75%" ]
A
aqua_train
aqua_train_6055
Midway through his round a golfer hits a magnificent 210 yard drive, which brings his average length per drive for the round up to now from 156 to 162 yards. How far would he have had to hit the drive to bring his average length of drive up from 156 to 165 yards?
[ "A)243 yards", "B)239 yards", "C)189 yards", "D)245 yards", "E)237 yards" ]
E
aqua_train
aqua_train_1433
The circulation for magazine P in 1961 was 4 times the average (arithmetic mean) yearly circulation for magazine P for the years 1962-1970. What is the ratio of the circulation in 1961 to the total circulation during 1961-1970 for magazine P ?
[ "A)2/7", "B)5/7", "C)3/7", "D)4/7", "E)1/7" ]
A
aqua_train
aqua_train_58518
If a,b,c,d,e are five consecutive odd integers,then what is their average?
[ "A)a+4", "B)abcde/5", "C)5(a+b+c+d+e)", "D)a+8", "E)a+6" ]
A
aqua_train
aqua_train_74913
A car travels from point A to point B. The average speed of the car is 60 km/hr and it travels the first half of the trip at a speed of 45 km/hr. What is the speed of the car in the second half of the trip?
[ "A)75", "B)80", "C)90", "D)95", "E)100" ]
C
aqua_train
aqua_train_38099
(2^2-1)(2^2+1)(2^4+1)(2^11+1)=
[ "A)2^19 - 1", "B)2^16 + 1", "C)2^32 - 1", "D)2^128 - 1", "E)2^16(2^16-1)" ]
A
aqua_train
aqua_train_1980
If x is chosen at random from the set {1, 2, 3, 4} and y is to be chosen at random from the set {5, 6, 7}, then what is the probability that xy will be even?
[ "A)5/6", "B)2/6", "C)2by3", "D)1/2", "E)1/4" ]
C
ds_train
ds_train_221
The pinch effect is an important phenomenon observed in plasma physics. Which of the following best describes the cause and result of the pinch effect in a conducting plasma?
[ "A. The pinch effect occurs due to thermal conduction", "resulting in the expansion and cooling of the plasma.\nB. The pinch effect is caused by electric currents", "leading to the inward radial pressure and compression of the plasma.\nC. The pinch effect arises from magnetic fields", "causing the plasma to r...
B
aqua_train
aqua_train_65911
A man can row 3.6 km/hr in still water. It takes him twice as long to row upstream as to row downstream. What is the rate of the current ?
[ "A)1.9", "B)1.7", "C)1.2", "D)1.5", "E)1.1" ]
C
aqua_train
aqua_train_24995
For any positive integer n, the sum of the first n positive integers equals [n(n+1)]/2. What is the sum of all the even integers between 99 and 191?
[ "A)4450", "B)5560", "C)6670", "D)7780", "E)8890" ]
C
aqua_train
aqua_train_32828
Vasya wrote down several consecutive integers. Which of the following could not be the percentage of odd numbers among them
[ "A) 40", "B) 45", "C) 48", "D) 55", "E) 60" ]
D
aqua_train
aqua_train_75023
A man saves a certain portion of his income during a year and spends the remaining portion on his personal expenses. Next year his income increases by 25% but his savings increase by 100%. If his total expenditure in 2 years is double his expenditure in 1st year, What %age of his income in the first year did he save?
[ "A)20%", "B)25%", "C)28.5%", "D)30%", "E)32%" ]
B
aqua_train
aqua_train_54330
If n > 0 , which of the following must be true? I n^2 < 1 II n - n^2 > 0 III 2n - 1 > 0
[ "A)I only", "B)II only", "C)III only", "D)I and II only", "E)none" ]
C
aqua_train
aqua_train_82897
If the operation Ø is defined for all positive integers x and w by x Ø w = (2^x)/(2^w) then (4 Ø 2) Ø 2 = ?
[ "A)2", "B)4", "C)8", "D)16", "E)32" ]
B
aqua_train
aqua_train_21024
The 15 homes in a new development are each to be sold for one of three different prices so that the developer receives an average (arithmetic mean) of $200,000 per home. If 4 of the homes are to be sold for $170,000 each and 5 are to be sold for $200,000 each, what will be the selling price of each of the remaining 8 h...
[ "A)$200,000", "B)$210,000", "C)$215,000", "D)$220,000", "E)$230,000" ]
C
aqua_train
aqua_train_44988
In what time will a train 200 meters long completely pass an electric pole, if it travels at a speed of 80kmph.
[ "A)7", "B)9", "C)5", "D)10", "E)3" ]
B
aqua_train
aqua_train_64452
A person got Rs.48 more when he invested a certain sum at compound interest instead of simple interest for two years at 8% p.a. Find the sum?
[ "A)Rs.7500", "B)Rs.7529", "C)Rs.7518", "D)Rs.7509", "E)Rs.7506" ]
A
aqua_train
aqua_train_11961
The number of ways in which six boys and six girls can be seated in a row for a photograph so that no two girls sit together is ?
[ "A)9! * ⁷P₆", "B)6! * ⁷P₆", "C)9! * ⁷P₆", "D)6! * ⁷9₆", "E)7! * ⁷P₆" ]
B
aqua_train
aqua_train_36001
One soap can be made out of the scraps obtained while preparing 11 soaps. How many soaps can be prepared out of the scrap obtained out of 251 soaps. (Take all possibilities)
[ "A)24", "B)25", "C)26", "D)27", "E)28" ]
B
aqua_train
aqua_train_93799
Yearly subscription to professional magazines cost a company $940.00. To Make a 20% cut in the magazine budget, how much less must be spent?
[ "A)654", "B)752", "C)656", "D)657", "E)658" ]
B
aqua_train
aqua_train_60008
A tourist purchased a total of $1,550 worth of traveler’s checks in $10 and $50 denominations, During the trip the tourist cashed 7 checks and then lost all of the rest. If the number of $10 checks cashed was one more or one less than the number of $50 checks cashed, what is the minimum possible value of the checks tha...
[ "A)$1,430", "B)$1,320", "C)$1,290", "D)$1,270", "E)$1,150" ]
B
aqua_train
aqua_train_81996
A sports equipment store sold ping pong rackets for a total of $539. If the average (arithmetic mean) price of a pair of rackets is $9.8, how many pairs were sold?
[ "A)55", "B)100", "C)490", "D)500", "E)980" ]
A
aqua_train
aqua_train_47086
A car covers a distance of 720 km in10 hrs. What is its speed in mps.
[ "A)40 m/s", "B)25 m/s", "C)20 m/s", "D)15 m/s", "E)16 m/s" ]
C
aqua_train
aqua_train_7234
The difference between a two-digit number and the number obtained by interchanging the digits is 9. What is the difference between the two digits of the number?
[ "A)8", "B)2", "C)7", "D)Cannot be determined", "E)None of these" ]
E
aqua_train
aqua_train_49660
The average of 9 observations was 6, that of the 1st of 5 being 10 and that of the last 5 being 8. What was the 5th observation?
[ "A)36", "B)12", "C)15", "D)17", "E)18" ]
A
science_train
science_train_5757
Question: Select the mammal below. Hints:
[ "red kangaroo", "American toad" ]
A
sciq
sciq_4
What are antacids comprised of?
[ "gases", "solids", "acids", "bases" ]
D
sciq
sciq_4
What is the oxygen carrying component of red blood cells called?
[ "molecule", "mitochondria", "platlet", "hemoglobin" ]
D
aqua_train
aqua_train_22935
The length of the longest rod that can fit in a cubical room of 4 m side is?
[ "A)3:8", "B)3:1", "C)3:0", "D)3:2", "E)3:5" ]
B
aqua_train
aqua_train_75206
The average of 11 numbers is 10.9. If the average of the first six numbers is 10.5 and that of the last six numbers is 11.4, then the middle number is
[ "A)21.5", "B)11.5", "C)61.5", "D)41.5", "E)31.5" ]
B
aqua_train
aqua_train_27588
What is the smallest of six consecutive odd integers whose average (arithmetic mean) is b + 2?
[ "A)b -3", "B)b- 6", "C)b- 1", "D)b", "E)b+ 1" ]
A
aqua_train
aqua_train_63233
During the first week of performances of a certain play, 5,400 tickets were sold, all at reduced price. During the remaining weeks of performances, 5 times as many tickets were sold at full price as were sold at reduced price. If the total number of tickets sold T was 25,200, how many of them were sold at full price?
[ "A)21,000", "B)19,800", "C)16,500", "D)15,800", "E)8,700" ]
C
aqua_train
aqua_train_45368
A can finish a piece of work in 5 days. B can do it in 10 days. They work together for 1 day and then A goes away. In how many days will B finish the work?
[ "A)8 days", "B)5 days", "C)6 days", "D)7 days", "E)9 days" ]
D
aqua_train
aqua_train_82516
At a certain stage of a soccer tournament, the score ratio of teams A, B and C was 3:4:5. Eventually, the score ratio of A to B has doubled while the score ratio of A to C has halved. If the final score of team C was 40, what was the final score A of team B?
[ "A)1)8", "B)2)10", "C)3)20", "D)4)40", "E)5)80" ]
A
aqua_train
aqua_train_56399
The product of 4 consecutive even numbers is always divisible by:
[ "A)384", "B)350", "C)400", "D)200", "E)250" ]
A
aqua_train
aqua_train_62962
There are 27 different three-digit integers that can be formed using only the digits 2, 3 and 4. If all 27 of the integers were listed, what would their sum be?
[ "A)8991", "B)9001", "C)9011", "D)9021", "E)9031" ]
A
aqua_train
aqua_train_73038
A train passes a station platform in 36 sec and a man standing on the platform in 20 sec. If the speed of the train is 54 km/hr. What is the length of the platform?
[ "A)399", "B)240", "C)277", "D)299", "E)712" ]
B
aqua_train
aqua_train_67457
The youngest of 4 children has siblings who are 3, 5, and 8 years older than she is. If the average (arithmetic mean) age of the 4 siblings is 20, what is the age of the youngest sibling?
[ "A)14", "B)15", "C)16", "D)17", "E)18" ]
C
aqua_train
aqua_train_30961
What is the time required for a bike to cover a distance of 450 km with a speed of 90 kmh?
[ "A)5 hours", "B)3 hours", "C)8 hours", "D)6 hours", "E)4 hours" ]
A
aqua_train
aqua_train_25110
Jack bought 200 packets of swiss chocolate. He was able to sell 1/2 of them at a 5% profit, another 1/4 of them at zero profit and the remainder was sold at a 10% loss. Find the total profit or loss made by Jack after selling those 200 packets. A packet sold at a loss had a price of $9. It's a bit confusing to say 5% o...
[ "A)0", "B)Profit of $10", "C)Loss of $25", "D)Profit of $30", "E)Loss of $35" ]
A
aqua_train
aqua_train_74599
1/7 of 133 of 46% of 924 = ?
[ "A)7075", "B)8025", "C)8075", "D)9025", "E)9075" ]
C
aqua_train
aqua_train_28168
Nathan took out a student loan for 1200$ at 10 percent annual interest, compounded annually. If he did not repay any of the loan or interest during the first 3 years, which of the following is the closest to the amount of interest he owed for the 3 years.
[ "A)360", "B)390", "C)400", "D)410", "E)420" ]
C
aqua_train
aqua_train_57275
The cost price of a TV is Rs.1500 and it was sold for Rs.1230, find the loss %?
[ "A)20%", "B)18%", "C)16%", "D)21%", "E)13%" ]
B
sciq
sciq_4
What is located beneath the lithosphere?
[ "hydropshere", "troposphere", "magnetosphere", "asthenosphere" ]
D
aqua_train
aqua_train_96653
A list of numbers has six positive integers. Three of those integers are known: 4, 5 and 24 and three of those are unknown: x, y and z. The three unknowns are known to be distinct. It is also known that the mean of the list is 10 and the median lies between 7 and 8 (exclusive). Which of the following CANNOT be the valu...
[ "A)13", "B)12", "C)11", "D)10", "E)5" ]
C
sciq
sciq_4
What kind of current flows in just one direction?
[ "physical current", "slow current", "Alternating current", "direct current" ]
D
sciq
sciq_4
What term means the tendency of a mineral to break along certain planes?
[ "cavity", "fault", "fracture", "cleavage" ]
D
aqua_train
aqua_train_9812
Two pipes can fill a tank in 20 and 24 minutes respectively and a waste pipe can empty 1 gallons per minute. All the three pipes working together can fill the tank in 15 minutes. The capacity of the tank is?
[ "A)40 gallons", "B)100 gallons", "C)120 gallons", "D)180 gallons", "E)130 gallons" ]
A
aqua_train
aqua_train_16820
A man can row upstream at 6km/hr and down stream at 11km/hr find mans rate in still water ?
[ "A)2.9km/hr", "B)8.5km/hr", "C)7.8km/hr", "D)85.4km/hr", "E)6.6km/hr" ]
B
aqua_train
aqua_train_85005
At a local appliance manufacturing facility, the workers received a 10% hourly pay raise due to extraordinary performance. If one worker decided to reduce the number of hours that he worked so that his overall pay would remain unchanged, by approximately what percent would he reduce the number of hours that he worked?
[ "A)83%", "B)80%", "C)20%", "D)17%", "E)9%" ]
E
aqua_train
aqua_train_69464
A student got twice as many sums wrong as he got right. If he attempted 24 sums in all, how many did he solve correctly ?
[ "A)12", "B)16", "C)8", "D)24", "E)26" ]
C
aqua_train
aqua_train_81170
b. Last Night lottery winning numbers followed this pattern: 25, 22, 20, 19, 16, 14, 13, 10, 8, 7, ? What is the last winning number?
[ "A)6", "B)3", "C)4", "D)5", "E)7" ]
C
aqua_train
aqua_train_53296
Ratio between Rahul and Deepak is 4:3, After 6 Years Rahul age will be 50 years. What is Deepak present age
[ "A)14", "B)15", "C)33", "D)22", "E)23" ]
C
aqua_train
aqua_train_77265
Two trains of length 300 m and 200 m are 100 m apart. They start moving towards each other on parallel tracks, at speeds 54 kmph and 90 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)15 sec" ]
E
science_train
science_train_1854
Question: Think about the magnetic force between the magnets in each pair. Which of the following statements is true? Hints:
[ "The magnetic force is weaker in Pair 1.", "The magnetic force is weaker in Pair 2.", "The strength of the magnetic force is the same in both pairs." ]
C
science_train
science_train_1865
Question: Compare the motion of two mountain bikers. Which mountain biker was moving at a lower speed? Hints:
[ "a mountain biker who moved 150miles in 10hours", "a mountain biker who moved 170miles in 10hours" ]
A
aqua_train
aqua_train_53074
x = y - (20/y), where x and y are both > 0. If the value of y is doubled in the equation above, the value of x will
[ "A)decrease", "B)stay the same", "C)increase four fold", "D)double", "E)triples" ]
D
aqua_train
aqua_train_16689
In a certain candy store, 22% of the customers are caught sampling the candy and are charged a small fine, but 5% of the customers who sample the candy are not caught. What is the total percent of all customers who sample candy?
[ "A)22%", "B)23%", "C)24%", "D)25%", "E)34%" ]
B
aqua_train
aqua_train_78293
In a apartment, 30% of the people speak English, 20% speak Hindi and 12% speak both. If a people is selected at random, what is the probability that he has speak English or Hindi?
[ "A)1/30", "B)2/30", "C)19/50", "D)12/90", "E)3/70" ]
C
aqua_train
aqua_train_51977
If x and y are positive integers, and x^3*y^4 = 5488, which of the following is the value of xy?
[ "A)6", "B)10", "C)14", "D)15", "E)21" ]
C
aqua_train
aqua_train_91795
Krishan and Nandan jointly started a business. Krishan invested three times as Nandan did and invested his money for double time as compared to Nandan. Nandan earned Rs. 4000. If the gain is proportional to the money invested and the time for which the money is invested then the total gain was?
[ "A)Rs.28,028", "B)Rs.28,002", "C)Rs.28,028", "D)Rs.28,000", "E)Rs.28,039" ]
D
sciq
sciq_4
What cycle is frequency measured in per second?
[ "watt", "decibel", "Krebs", "hertz" ]
D
aqua_train
aqua_train_20250
The value of 5 in the number 357.21 is
[ "A)5 tenths", "B)5 ones", "C)5 tens", "D)5 hundreds", "E)5 twentys" ]
C
aqua_train
aqua_train_89543
1100 boys and 700 girls are examined in a test; 42% of the boys and 30% of the girls pass. The percentage of the total who failed is :
[ "A)62 *2/0", "B)62 *2/3", "C)62 *2/6", "D)62 *2/2", "E)62 *2/1" ]
B
science_train
science_train_770
Question: Select the one true statement. Hints:
[ "Vacuoles store nutrients", "water", "and waste in animal cells.", "Plant cells can have mitochondria but do not have vacuoles.", "In an animal cell", "the mitochondria contain the master plan for cell activities and cell development." ]
A
aqua_train
aqua_train_8165
Find the average of all the numbers between 17 and 32 which are divisible by 3.
[ "A)15", "B)18", "C)20", "D)26", "E)None" ]
D
aqua_train
aqua_train_24952
3 pumps, working 8 hours a day, can empty a tank in 2 days. How many hours a day should 4 pumps work in order to empty the tank in 1 day?
[ "A)10", "B)12", "C)8", "D)15", "E)16" ]
B
aqua_train
aqua_train_38447
Kamal started a business investing Rs. 9000. After five months, Sameer joined with a capital of Rs. 8000. If at the end of the year, they earn a profit of Rs. 8610, then what will be the share of Sameer in the profit?
[ "A)s.2323", "B)s.2940", "C)s.2329", "D)s.2329", "E)s.2312" ]
B
aqua_train
aqua_train_61586
Katie has 9 employees that she must assign to 3 different projects. If 3 employees are assigned to each project and no one is assigned to multiple projects, how many different combinations S of project assignments are possible?
[ "A)252", "B)1,680", "C)2,340", "D)362,880", "E)592,704" ]
B
aqua_train
aqua_train_14105
If a - b = 5 and a2 + b2 = 29, find the value of ab.
[ "A)A)2", "B)B)12", "C)C)15", "D)D)18", "E)E)20" ]
A
aqua_train
aqua_train_45941
How many 4-letter words with or without meaning, can be formed out of the letters of the word, 'LOGARITHMS', if repetition of letters is not allowed?
[ "A)5040", "B)2548", "C)300", "D)547", "E)3000" ]
A
aqua_train
aqua_train_18938
The difference of two numbers is 11. One third of their sum is 7. What are the two numbers?
[ "A)21,10", "B)16,5", "C)3,14", "D)11,10", "E)7,14" ]
B
aqua_train
aqua_train_39233
A bag marked at $80 is sold for $68. The rate of discount is?
[ "A)10%", "B)15%", "C)20%", "D)25%", "E)30%" ]
B
aqua_train
aqua_train_95415
A person goes to his office at 1/3rd of the speed at which he returns from his office. If the avg speed during the whole trip is 18m/h. what is the speedof the person while he was going to his office?
[ "A)8km/h", "B)10km/h", "C)12km/h", "D)13km/h", "E)14km/h" ]
C
aqua_train
aqua_train_50370
A painter intends to mixed two jars of paint to create a new color. He chooses one paint jar randomly from a display containing 3 red and 2 blue samples, and a second jar is chosen at random from a different display containing 3 red and 2 blue samples. If he plans on mixing the two chosen jars together, what is the pro...
[ "A)1/5", "B)1/2", "C)2/3", "D)4/5", "E)6/5" ]
C
aqua_train
aqua_train_71279
At a garage sale, all of the items were sold at different prices. If the price of a radio sold at the garage sale was both the 16th highest price and the 23rd lowest price among the prices of the items sold, how many items were sold at the garage sale?
[ "A)35", "B)36", "C)37", "D)38", "E)39" ]
D
science_train
science_train_5577
Question: Which is the hardest? Hints:
[ "silk kimono", "rubber balloons", "wood bat" ]
C
aqua_train
aqua_train_56234
The ratio of the cost price and the selling price is 4:5. The profit percent is:
[ "A)33", "B)77", "C)25", "D)66", "E)711" ]
C
aqua_train
aqua_train_76894
A, B and C can do a work in 90, 30 and 45 days respectively. If they work together, in how many days will they complete the work?
[ "A)12", "B)10", "C)15", "D)8", "E)13" ]
C
aqua_train
aqua_train_47286
A shop sells bicycles and tricycles. In total there are 9 cycles (cycles include both bicycles and tricycles) and 19 wheels. Determine how many of each there are, if a bicycle has two wheels and a tricycle has three wheels.
[ "A)b=8,t=1", "B)b=5,t=3", "C)b=6,t=2", "D)b=2,t=5", "E)b=3,t=4" ]
A
aqua_train
aqua_train_42009
The area of one square is x^2 + 10x + 25 and the area of another square is 4x^2 − 20x + 25. If the sum of the perimeters of both squares is 36, what is the value of x?
[ "A)3", "B)5", "C)7", "D)9", "E)11" ]
A
aqua_train
aqua_train_81003
At Bala's firm's annual revenue grows twice as fast as its costs. In 2007 it operated at a $1000 loss, it broke even in 2008, and in 2009 its revenues were 44% higher than in 2007. If the firm's revenues and costs grew at a constant rate over this period, what was its profit in 2009?
[ "A)700", "B)1000", "C)1300", "D)1600", "E)2000" ]
C
aqua_train
aqua_train_87730
In a group of 4 boys and 6 girls, four children are to be selected. In how many different ways can they be selected such that at least one boy should be selected?
[ "A)135", "B)155", "C)175", "D)195", "E)215" ]
D
aqua_train
aqua_train_93947
If the ratio of the roots of the equation x2 – 2ax + b = 0 is equal to that of the roots x2 – 2cx + d = 0, then:
[ "A)a2b = c2d", "B)a2c = b2d", "C)a2d = c2b", "D)d2 b = c2 a", "E)none" ]
C
aqua_train
aqua_train_79052
In the third grade of Windblown School there are 84 students, one third of them failed the math test and 1/6 failed that literature test. At least how many students failed both tests?
[ "A)0.", "B)6.", "C)8.", "D)10.", "E)12." ]
A
aqua_train
aqua_train_28516
Can you replace the question mark with the number to complete the series, provided the pair of numbers exhibits a similar relationship? ? : 4623 :: 9 : 647
[ "A)17", "B)18", "C)13", "D)10", "E)20" ]
A
aqua_train
aqua_train_56226
Six bells commence tolling together and toll at intervals of 2, 4, 6, 8 10 and 12 seconds respectively. In 30 minutes, how many times do they toll together ?
[ "A)4", "B)10", "C)15", "D)16", "E)17" ]
D
aqua_train
aqua_train_42834
Jason can row his boat with the stream at 50 km/h and against the stream in 2 km/h. Jason's rate is?
[ "A)18 kmph", "B)24 kmph", "C)35 kmph", "D)15 kmph", "E)12 kmph" ]
B
sciq
sciq_4
Regularly performing weight-bearing exercise can reduce the risk of what condition that affects bones?
[ "psoriasis", "marrow deficiency", "arthritis", "osteoporosis" ]
D
aqua_train
aqua_train_16888
Two trains are running in opposite directions with the same speed. If the length of each train is 120 metres and they cross each other in 12 seconds, then the speed of each train (in km/hr) is:
[ "A)31 km/hr.", "B)32 km/hr.", "C)34 km/hr.", "D)35 km/hr.", "E)36 km/hr." ]
E
sciq
sciq_4
The number of particles of a substance in a given volume is known as?
[ "frequency", "range", "mass", "concentration" ]
D