loafeihong/math_mmlu_format huggingface dataset:
The sum of the first 50 positive even integers is 2550. What is the sum of even integers from 102 to 200 inclusive? Answer Choice: (A) 5100 (B) 7550 (C) 10100 (D) 15500 (E) 20100
Answer: B
The product of two numbers is 468 and the sum of their squares is 289. The sum of the number is? Answer Choice: (A) A)23 (B) B)25 (C) C)27 (D) D)31 (E) E)35
Answer: E
In what time will a train 120 meters long cross an electric pole, if its speed is 184 km/hr Answer Choice: (A) 5 seconds (B) 4.5 seconds (C) 3 seconds (D) 2.3 seconds (E) None of these
Answer: D
A family X went for a vacation. Unfortunately it rained for 13 days when they were there. But whenever it rained in the mornings, they had clear afternoons and vice versa. In all they enjoyed 11 mornings and 12 afternoons. How many days did they stay there totally? Answer Choice: (A) 15 days (B) 16 days (C) 17 days (D) 18 days (E) 19 days
Answer: D
A honey bee flies for 10 seconds, from a daisy to a rose. It immediately continues to a poppy, flying for 6 additional seconds. The distance the bee passed, flying from the daisy to the rose is 18 meters longer than the distance it passed flying from the rose to the poppy. The bee flies to the poppy at 3 meters per second faster than her speed flying to the rose. The bee flies how many meters per second from the daisy to the rose? Answer Choice: (A) 1.4 (B) 1.5 (C) 1.6 (D) 1.8 (E) 1.0
Answer: D
A train 100m long takes 6 sec to cross a man walking at 5kmph in a direction opposite to that of the train. Find the speed of the train? Answer Choice: (A) 45kmph (B) 55kmph (C) 32kmph (D) 61kmph (E) 70kmph
Answer: B
A, B, C hired a car for Rs.520 and used it for 7,8 and 11 hours respectively. Hire charges paid by B were Answer Choice: (A) Rs.140 (B) Rs.160 (C) Rs.180 (D) Rs.220 (E) None
Answer: B
Johnson has a corporate proposal. The probability that vice-president Adams will approve the proposal is 0.6. If VP Adams approves the proposal, then the probability that vice-president Baker will approve the proposal is 0.7. If VP Adams doesn’t approve the proposal, then the probability that vice-president Baker will approve the proposal is 0.3. What is the probability that at least one of the two VPs, approves Johnson’s proposal? Answer Choice: (A) 0.12 (B) 0.24 (C) 0.28 (D) 0.66 (E) 0.72
Answer: D
A painting crew painted 80 houses. They painted the first y houses at a rate of x houses per week. Then more painters arrived and everyone worked together to paint the remaining houses at a rate of 3.25x houses per week. How many weeks did it take to paint all 80 houses, in terms of x and y? Answer Choice: (A) (320 - y)/(5x) (B) (y +220)/(5x) (C) 5(80 - y)/(4x) (D) (y + 400)/(4x) (E) (4y + 320)/(5x)
Answer: B
In the xy-plane, a line has slope 3 and x-intercept 6. What is the y-intercept of the line? Answer Choice: (A) -18 (B) -3 (C) 0 (D) 3 (E) 9
Answer: A
On a purchase of $110, a store offered a payment plan consisting of a $10 down payment and 12 monthly payments of $10 each. What percent of the purchase price, to the nearest tenth of a percent, did the customer pay in interest by using this plan? Answer Choice: (A) 9.5% (B) 10.5% (C) 11.5% (D) 9.1% (E) 12.5%
Answer: D
If the price of an article went up by 50%, then by what percent should it be brought down to bring it back to its original price? Answer Choice: (A) 2/3% (B) 2/8% (C) 2/1% (D) 33.3% (E) 2/7%
Answer: D
A man 24 years older than his son. In two year his age will be twice of his son. what is the present age of his son? Answer Choice: (A) 23 (B) 22 (C) 21 (D) 20 (E) 32
Answer: B
The total of the ages of Jayant, Prem and Saransh is 75 years. Ten years ago, the ratio of their ages was 2 : 3 : 4. What is the present age of Prem? Answer Choice: (A) 25 years (B) 32 years (C) 34 years (D) 38 years (E) None
Answer: A
6^b + 6^b + 6^b + 6^b + 6^b + 6^b = Answer Choice: (A) 7^b (B) 7^(b + 1) (C) 7^(7b) (D) 6^(b + 1) (E) 49^B
Answer: D
A chemical is composed of hydrogen, oxygen and nitrogen. If 20 moles of the chemical is to be made containing twice as much hydrogen as oxygen and three times as much oxygen as nitrogen how many moles of oxygen is required? Answer Choice: (A) 5 moles (B) 6 moles (C) 8moles (D) 2 moles (E) 1.5 moles
Answer: D
3889 + 12.597 - ? = 3854.002 Answer Choice: (A) A)47.095 (B) B)47.595 (C) C)47.932 (D) D)47.95 (E) of the above
Answer: B
A cricketer has a certain average for 10 innings. In the eleventh inning, he scored 108 runs, there by increasing his average by 8 runs. His new average is: Answer Choice: (A) 22 runs (B) 24 runs (C) 26 runs (D) 28 runs (E) 30 runs
Answer: D
If 1 added to the age of the elder sister, then the ratio of the ages of two sisters becomes 0.5:1, but if 2 is subtracted from the age of the younger one, the ratio becomes 1:3, the age of the younger sister will be? Answer Choice: (A) 7 years (B) 5 years (C) 8 years (D) 10 years (E) 4 years
Answer: B
The current of a stream runs at the rate of 4 kmph. A boat goes 6 km and back to the starting point in 2 hours, then find the speed of the boat in still water? Answer Choice: (A) 7 (B) 6 (C) 8 (D) 5 (E) 3
Answer: C
There are 10 children in a company's day-care center, and a pair of children is to be selected to play a game. At most, how many different pairs are possible? Answer Choice: (A) 100 (B) 90 (C) 50 (D) 45 (E) 25
Answer: D
Ramesh can finish a work in 20 days and Sushil in 25 days. They both work together for 5 days and then Sushil goes away. In how many days will Ramesh complete the remaining work? Answer Choice: (A) 11 (B) 10 (C) 9 (D) 8 (E) 7
Answer: A
Of the three-digit integers greater than 900, how many have two digits that are equal to each other and the remaining digit different from the other two? Answer Choice: (A)  94 (B)  82 (C)  80 (D)  45 (E)  36
Answer: A
The distance between a gym and a pharmacy is approximately 1.2 x 10^5 inches. Which of the following is closest to the distance between the gym and a pharmacy, in kilometers? (1 kilometer is approximately 3.9 x 10^4 inches.) Answer Choice: (A) 3.1 (B) 3.9 (C) 3.7 (D) 4.2 (E) 4.8
Answer: A
I. x2 + 5x + 6 = 0,
II. y2 + 9y +14 = 0 to solve both the equations to find the values of x and y? Answer Choice: (A) If x < y (B) If x > y (C) If x ≤ y (D) If x ≥ y (E) If x = y or the relationship between x and y cannot be established.
Answer: E
On a Saturday night, each of the rooms at a certain motel was rented for either $40 or $60. If 10 of the rooms that were rented for $60 had instead been rented for $40, then the total rent the motel charged for that night would have been reduced by 10 percent. What was the total rent the motel actually charged for that night ? Answer Choice: (A)  $600 (B)  $800 (C)  $1,000 (D)  $1,600 (E)  $2,000
Answer: E
A boat running downstream covers a distance of 40 km in 2 hours while for covering the same distance upstream,it takes 4 hours.What is the speed of the boat in still water ? Answer Choice: (A) 4 km/hr (B) 6 km/hr (C) 8 km/hr (D) Data inadequate (E) 15 kmph
Answer: E
A student gets an aggregate of 60% marks in five subjects in the ratio 10 : 9 : 8 : 7 : 6. If the passing marks are 50% of the maximum marks and each subject has the same maximum marks, in how many subjects did he pass the examinaiton? Answer Choice: (A) 2 (B) 3 (C) 4 (D) 5 (E) 6
Answer: D
if f(f(X))=81. then. value of x=?
when f(X)=2X-1+f(X-1). is not equal to zero and f(X=0)=0 Answer Choice: (A) 2 (B) 3 (C) 4 (D) 5 (E) 6
Answer: B
The ratio of male to female in a class is 6:6. the career preference of the students in the class are to be represented in a circle graph. If the area of the graph allocated to each career preference is to be proportional to the number of students who have that career preference, how many degrees of the circle should be used to represent a career that is preferred by one third of the males and two-third of the females in the class? Answer Choice: (A) a)180 degree (B) b) 168 degree (C) c)191 degree (D) d)192 degree (E) e)204 degree
Answer: A
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? Answer Choice: (A) 200% (B) 75% (C) 60% (D) 50% (E) 100 %
Answer: E
A firm is comprised of partners and associates in a ratio of 2:61. If 60 more associates were hired, the ratio of partners to associates would be 4:137. How many partners are currently in the firm? Answer Choice: (A) 12 (B) 14 (C) 16 (D) 18 (E) 20
Answer: C
x, y, a, and b are positive integers of E. When x is divided by y, the remainder is 6. When a is divided by b, the remainder is 9. Which of the following is NOT a possible value for y + b? Answer Choice: (A) 24 (B) 21 (C) 20 (D) 17 (E) 15
Answer: E
Difference of 2 numbers is 1660. If 7.5% of one number is 12.5% of the other number, find the 2 numbers? Answer Choice: (A) 125,150 (B) 5124,4515 (C) 4150,2490 (D) 3250,4510 (E) 1254,3210
Answer: C
Rahul is younger than Karthi by 7 years. If the ratio of their ages is 7:9, find the age of Rahul Answer Choice: (A) 20 (B) 24 (C) 24.5 (D) 23 (E) 23.5
Answer: C
A cistern can be filled by a tap in 5 hours while it can be emptied by another tap in 8 hours. If both the taps are opened simultaneously, then after how much time will the cistern get filled? Answer Choice: (A) 5.2 hrs (B) 13.3 hrs (C) 1.9 hrs (D) 7.2 hrs (E) 1.4 hrs
Answer: B
Compound interest earned on a sum for the second and the third years are Rs.1200 and Rs.1440 respectively. Find the rate of interest? Answer Choice: (A) 18% p.a. (B) 22% p.a. (C) 20% p.a. (D) 24% p.a. (E) None of these.
Answer: C
There are 13 cans in the refrigerator. 7 of them are red and 6 of them are blue. In how many ways we can remove 8 cans so that at least one red and at least one blue cans to remain the refrigerator. Answer Choice: (A) 460 (B) 490 (C) 493 (D) 455 (E) 445
Answer: A
The average (arithmetic mean) of eight numbers is 8. If 4 is added from each of five of the numbers, what is the new average? Answer Choice: (A) 4.5 (B) 8.9 (C) 10.5 (D) 4.5 (E) 5.6
Answer: C
If a committee of 3 people is to be selected from among 6 married couples so that the committee does not include two people who are married to each other, how many such committees are possible? Answer Choice: (A) 20 (B) 40 (C) 50 (D) 80 (E) 480
Answer: E
In a 500 m race, the ratio of the speeds of two contestants A and B is 3 : 4. A has a start of 140 m. Then, A wins by: Answer Choice: (A) 10 m (B) 20 m (C) 30 m (D) 40 m (E) 45 m
Answer: B
In a company of 10 employees, 5 employees earn $30,000, 3 employees earn $40,000, and the 2 highest-paid employees earn the same amount. If the average annual salary for the 10 employees is $65,000, what is the annual salary for each of the highest-paid employees? Answer Choice: (A) $190,000 (B) $170,000 (C) $150,000 (D) $130,000 (E) $110,000
Answer: A
How many pieces of 75 cm can be cut from a rope 45 meters long? Answer Choice: (A) 30 (B) 40 (C) 60 (D) None (E) Cannot be determined
Answer: C
If grapes are 90% water and raisins are 15% water, then how many kilograms did a quantity of raisins, which currently weighs 12 kilograms, weigh when all the raisins were grapes? (Assume that the only difference between their raisin-weight and their grape-weight is water that evaporated during their transformation.) Answer Choice: (A) 96 (B) 98 (C) 100 (D) 102 (E) 104
Answer: D
The number 106 can be written as the sum of squares of 3 integers. Which of the following could be the difference between the largest and smallest integers of the 3? Answer Choice: (A) 6 (B) 5 (C) 7 (D) 8 (E) 9
Answer: A
On a certain transatlantic crossing, 25 percent of a ship's passengers held round-trip tickets and also took their cars abroad the ship. If 60 percent of the passengers with round-trip tickets did not take their cars abroad the ship, what percent of the ship's passengers held round-trip tickets? Answer Choice: (A) 33.3% (B) 40% (C) 50% (D) 60% (E) 62.5%
Answer: E
A is twice as good as workman as B and together they finish a piece of work in 18 days. In how many days will B alone finish the work. Answer Choice: (A) 27 days (B) 54 days (C) 56 days (D) 68 days (E) 65 days
Answer: B
Juan and his five friends will sit on six fixed seats around a circular table. If Juan must sit on the seat closest to the window and Jamal must sit next to Juan, in how many can Juan and his five friends sit? Answer Choice: (A) 20 (B) 24 (C) 48 (D) 72 (E) 120
Answer: C
If I walk at 5 km/h, I miss the bus by 12 minutes. If I walk at 6 km/h, I reach 15 minutes before the arrival of the bus. How far I walk to reach the bus stand ? Answer Choice: (A) 11.0 km (B) 13.8 km (C) 11.5 km (D) 12.5 km (E) 13.5 km
Answer: E
When a positive integer A is divided by 11 and 3, the remainders obtained are 1 and 2, respectively. When the positive integer B is divided by 11 and 3, the remainders obtained are 1 and 2, respectively. Which of the following is a factor of (A - B)? Answer Choice: (A) 14 (B) 28 (C) 33 (D) 42 (E) 49
Answer: C
In a group of ducks and cows, the total number of legs are 36 more than twice the number of heads. Find the total number of cows. Answer Choice: (A) 12 (B) 14 (C) 16 (D) 18 (E) 20
Answer: D
1100 boys and 700 girls are examined in a test; 31% of the boys and 23% of the girls pass. The percentage of the total who failed is ? Answer Choice: (A) A)63.3% (B) B)52.4% (C) C)81.2% (D) D)75.4% (E) E)72.11%
Answer: E
The banker's gain on a sum due 3 years hence at 12% per year is Rs. 270. The banker's discount is: Answer Choice: (A) 960 (B) 840 (C) 1020 (D) 760 (E) 920
Answer: C
There are 4 books on fairy tales,5 novels and 3 plays.In how many ways can you arrange these so that books on fairy tales are together,novels are together and plays are together and in the order,books on fairy tales,novels and plays. Answer Choice: (A) 22000 (B) 19261 (C) 17280 (D) 18168 (E) 21671
Answer: C
M is the set of all consecutive odd integers between A and B. If B>A>1, and both A and B are even integers, what is the average (arithmetic mean) of M? Answer Choice: (A) (A−B)/2 (B) (A−B)/2 + 1 (C) (A+B−1)/2 (D) (A+B)/2 (E) (A+B+1)/2
Answer: D
If x represents the sum of the interior angles of a square and y represents the sum of the interior angles of a regular pentagon, then the difference between x and y is equal to the sum of the interior angles of what geometric shape? Answer Choice: (A) Triangle (B) Square (C) Rhombus (D) Trapezoid (E) Pentagon
Answer: A
Bradley owns b video game cartridges. If Bradley’s total is one-third the total owned by Andrew and five times the total owned by Charlie, how many video game cartridges do the three of them own altogether, in terms of b? Answer Choice: (A) (16/3)b (B) (17/4)b (C) (13/4)b (D) (21/5)b (E) (7/12)b
Answer: D
If the volume of two cubes are in the ratio 27:1, the ratio of their edges is: Answer Choice: (A) 3:1 (B) 3:5 (C) 3:8 (D) 3:29 (E) 3:11
Answer: A
The value of (34.31*0.473*1.567)/(0.0673*23.25*7.57) is close to Answer Choice: (A) 2 (B) 1.15 (C) 2.05 (D) 2.15 (E) 2.35
Answer: D
Cricket match is conducted in US. The run rate of a cricket game was only 3.2 in first 10 over. What should be the run rate in the remaining 40 overs to reach the target of 252 runs? Answer Choice: (A) 6 (B) 6.25 (C) 7.25 (D) 5.5 (E) 8
Answer: D
Raj is working on a set of Data Sufficiency problems for his December GMAT: a geometry problem, an algebra problem, and a data interpretation problem. He has determined that statement 1 of the geometry problem is insufficient on its own, that both statement 1 and 2 of the algebra problem are insufficient on their own, and that statement 2 of the data interpretation problem is insufficient on its own. If the probabilities are expressed as percents W, approximately how much greater is the probability that all three answers are “C” after Raj figures out that statement 1 of the data interpretation problem is also insufficient on its own? Answer Choice: (A) W=2.3% (B) W=2.8% (C) W=3.3% (D) 5.6% (E) 8.3%
Answer: B
At Company X, senior sales representatives visit the home office once every 15 days, and junior sales representatives visit the home office once every 10 days. The number of visits that a junior sales representative makes in a 2-year period is approximately what percent greater than the number of visits that a senior representative makes in the same period? Answer Choice: (A) 10% (B) 25% (C) 33% (D) 50% (E) 67%
Answer: D
A survey of n people in the town of Eros found that 50% of them preferred Brand A. Another survey of 130 people in the town of Angie found that 60% preferred Brand A. In total, 55% of all the people surveyed together preferred Brand A. What is the total number of people surveyed? Answer Choice: (A) 50 (B) 100 (C) 150 (D) 260 (E) 250
Answer: D
A train starts full of passengers at the first station it drops 1/3 of the passengers and takes 280more at the second station it drops one half the new total and takes twelve more .on arriving at the third station it is found to have 248 passengers. Find the no of passengers in the beginning? Answer Choice: (A) 288 (B) 321 (C) 651 (D) 246 (E) 248
Answer: A
The ratio of the number of boys and girls in a college is 7:8. If the percentage increase in the number of boys and girls be 20% and 10% respectively. What will be the new ratio? Answer Choice: (A) 21:24 (B) 21:24 (C) 21:22 (D) 21:45 (E) 21:97
Answer: C
The ratio between the sale price and the cost price of an article is 6:2. What is the ratio between the profit and the cost price of that article? Answer Choice: (A) 23 (B) 1:2 (C) 2:5 (D) 3:5 (E) 2:1
Answer: E
A train is 360 meter long is running at a speed of 45 km/hour. In what time will it pass a bridge of 240 meter length? Answer Choice: (A) 65 seconds (B) 46 seconds (C) 40 seconds (D) 97 seconds (E) 48 seconds
Answer: E
A line has a slope of 3/4 and intersects the point W (-12, -39). At which point does this line intersect the x-axis? Answer Choice: (A) (40,0) (B) (30,0) (C) (0,40) (D) (40,30) (E) (0,30)
Answer: A
5 persons working eight hours daily can complete a wall in 10 days. When they have Worked for 4 days, 5 more persons are brought to work. The wall can now be completed in? Answer Choice: (A) one more day (B) two more days (C) three more days (D) four more days (E) five more days
Answer: C
At a certain committee meeting only associate professors and assistant professors are present. Each associate professor has brought 2 pencils and 1 chart to the meeting, while each assistant professor has brought 1 pencil and 2 charts. If a total of 11 pencils and 16 charts have been brought to the meeting, how many people are present? Answer Choice: (A) 6 (B) 7 (C) 8 (D) 9 (E) 10
Answer: D
A man can row with a speed of 20 kmph in still water. If the stream flows at 12 kmph, then the speed in downstream is? Answer Choice: (A) 27 (B) 23 (C) 20 (D) 32 (E) 12
Answer: D
The length of the bridge, which a train 160 meters long and travelling at 45 km/hr can cross in 30 seconds, is? Answer Choice: (A) 328 (B) 279 (C) 215 (D) 288 (E) 211
Answer: C
Two dice are thrown together .What is the probability that the sum of the number on the two faces is divided by 4 or 6 Answer Choice: (A) 7/18 (B) 2/7 (C) 7/9 (D) 4/7 (E) 4/5
Answer: A
There are two numbers. If 30% of the first number is added to the second number, then the second number increases to its five-fourth. Find the ratio of the first number to the second number? Answer Choice: (A) A)3/7 (B) B)5/8 (C) C)5/6 (D) D)6/7 (E) E)7
Answer: C
10% people of a village in Sri Lanka died by bombardment, 20% of the remainder left the village on account of fear. If now the population is reduced to 4554, how much was it in the beginning? Answer Choice: (A) 7349 (B) 6300 (C) 6325 (D) 6939 (E) 2989
Answer: C
An Olympic diver received the following scores: 4, 3, 7, 6, and 5. The standard deviation of her scores is in which of the following ranges? Answer Choice: (A) 2.4 to 2.8 (B) 1.4 to 1.8 (C) 3.4 to 3.8 (D) 4.4 to 4.8 (E) 5.4 to 5.8
Answer: B
In a division, a student took 63 as divisor instead of 36. his answer was 24 . The correct answer is- Answer Choice: (A) 42 (B) 32 (C) 48 (D) 28 (E) 38
Answer: A
A shopkeeper purchased 150 identical pieces of calculators at the rate of 250 each. He spent an amount of 2500 on transport and packing. He fixed the labelled price of each calculator at 320. However, he decided to give a discount of 5% on the labelled price. What is the percentage profit earned by him ? Answer Choice: (A) 14 % (B) 15 % (C) 16 % (D) 20 % (E) None of these
Answer: A
The largest six digit number which is a perfect cube, is: Answer Choice: (A) 970299 (B) 907289 (C) 992289 (D) 900279 (E) 999999
Answer: A
if x = 4 + 4 - 4 + 4 - ......¥ find the value of x Answer Choice: (A) 1 (B) 2 (C) 3 (D) 4 (E) 5
Answer: D
A women walking at 5 Kmph reaches her office 8 minutes late. If she walks at 6 Kmph, she reaches there 8 minutes earlier. How far is the office from her house? Answer Choice: (A) 2 1/5 Km (B) 3 1/5 Km (C) 4 1/3 Km (D) 8 Km (E) 8 1/3 Km
Answer: D
In a company 10% of male staff are same in number as 1/4th of the female staff. What is the ratio of
male staff to female staff Answer Choice: (A) 3 : 2 (B) 5 : 2 (C) 2 : 1 (D) 4 : 3 (E) 3: 5
Answer: B
What will be the cost of building a fence around a square plot with area equal to 289 sq ft, if the price per foot of building the fence is Rs. 58? Answer Choice: (A) 3944 (B) 2877 (C) 267 (D) 2787 (E) 281
Answer: A
In how many ways letters of the word RSCUPERATE be arranged? Answer Choice: (A) 154546 (B) 154632 (C) 164333 (D) 243456 (E) 302400
Answer: E
A man can hit a target once in 4 shots. If he fires 4 shots in succession, what is the probability that he will hit his target? Answer Choice: (A) 1 (B) 1/256 (C) 81/256 (D) 175/256 (E) 144/256
Answer: D
Of the 200 candidates who were interviewed for a position at a call center, 100 had a two-wheeler, 70 had a credit card and 140 had a mobile phone. 40 of them had both, a two-wheeler and a credit card, 30 had both, a credit card and a mobile phone and 60 had both, a two wheeler and mobile phone and 10 had all three. How many candidates had none of the three? Answer Choice: (A) 0 (B) 20 (C) 10 (D) 8 (E) 4
Answer: C
Five years ago the average of the ages of A and B was 40 years and now the average of the ages of B and C is 46 years. What will be the age of the B ten years hence? Answer Choice: (A) 22 (B) 92 (C) 26 (D) 96 (E) 51
Answer: B
By selling 22 pencils for a rupee a man loses 40%. How many for a rupee should he sell in order to gain 40%? Answer Choice: (A) 8.56 (B) 9.35 (C) 9.43 (D) 6.56 (E) 5.5
Answer: C
In a bag there are coins of 50 paisa, 25 paisa and one rupee in the proportion 5:6:2. If there are in all Rs.42, the number of 25 paisa coins is? Answer Choice: (A) 31 (B) 42 (C) 102 (D) 52 (E) 62
Answer: B
A certain club has 20 members, including Harry. One of the 20 members is to be chosen at random to be the president, one of the remaining 19 members is to be chosen at random to be the secretary, and one of the remaining 18 members is to be chosen at random to be the treasurer. What is the probability that Harry will be either the member chosen to be the secretary or the member chosen to be the treasurer? Answer Choice: (A)  1/720 (B)  1/80 (C)  1/10 (D)  1/9 (E) 2/20
Answer: E
A car covers a distance of 624 km in 6 ½ hours. Find its speed? Answer Choice: (A) 104 kmph (B) 187 kmph (C) 164 kmph (D) 175 kmph (E) 106 kmph
Answer: A
Lexy walks 5 miles from point A to point Q in one hour, then bicycles back to point A along the same route at 15 miles per hour. Ben makes the same round trip, but does so at half of Lexy’s average speed. How many minutes does Ben spend on his round trip? Answer Choice: (A) 40 (B) 80 (C) 120 (D) 160 (E) 180
Answer: D
If a - b = 3 and a^2 + b^2 = 33, find the value of ab. Answer Choice: (A) 12 (B) 15 (C) 10 (D) 18 (E) 13
Answer: A
A car travels from A to B at an average speed of 50 km/hour. At what average speed would it have to travel from B to A to average 60 km/hour for the whole trip? Answer Choice: (A) 55 km/h (B) 65 km/h (C) 85 km/h (D) 75 km/h (E) 90 km/h
Answer: D
In what time will a train 100 m long cross an electric pole, it its speed be 144 km/hr? Answer Choice: (A) 2.5 sec (B) 1.9 sec (C) 8.9 sec (D) 6.9 sec (E) 2.9 sec
Answer: A