loafeihong/math_mmlu_format huggingface dataset:
Three people are playing cards. What is the probability that a card drawn from a pack of 52 cards will be a diamond or a king? Answer Choice: (A) 2/11 (B) 2/9 (C) 4/13 (D) 3/14 (E) 3/17
Answer: C
What is the sum of the prime factors of1549 and the prime factors of 5049? Answer Choice: (A) 73 (B) 63 (C) 65 (D) 74 (E) 75
Answer: A
Look at this series: 14, 28, 20, 40, 32, 64, ... What number should come next? Answer Choice: (A) 52 (B) 56 (C) 96 (D) 128 (E) None
Answer: B
which number need to add to 859622 to get a number exactly divisible by 456? Answer Choice: (A) 678342 (B) 546546 (C) 576765 (D) 645235 (E) 859622
Answer: E
96 is divided into two parts in such a way that seventh part of first and ninth part of second are equal. Find the smallest part? Answer Choice: (A) 76 (B) 76 (C) 42 (D) 58 (E) 45
Answer: C
How many 1/6s are there in 37 1/2? Answer Choice: (A) 225 (B) 425 (C) 520 (D) 600 (E) 700
Answer: A
P works 25% more efficiently than Q and Q works 50% more efficiently than R. To complete a certain project, P alone takes 50 days less than Q alone. If, in this project P alone works for 60 days and then Q alone works for 135 days, in how many days can R alone complete the remaining work? Answer Choice: (A) 50 days (B) 92.4 days (C) 100 days (D) 150 days (E) 80 days
Answer: B
Carina has 115 ounces of coffee divided into 5- and 10-ounce packages. If she has 2 more 5-ounce packages than 10-ounce packages, how many 10-ounce packages does she have? Answer Choice: (A) 5 (B) 7 (C) 6 (D) 4 (E) 3
Answer: B
If n + 16 is a positive odd integer, which of the following must be true about the sum of the next four integers? Answer Choice: (A) It is a multiple of 3 (B) It is a multiple of 4 (C) It is a prime number (D) It is a multiple of 5 (E) It is a multiple of 2
Answer: E
A can complete a work in 12 days with a working of 8 hours per day. B can complete the same work in 8 days when working 10 hours a day. If A and B work together, working 8 hours a day, the work can be completed in --- days. Answer Choice: (A) 5 5⁄11 (B) 4 5⁄11 (C) 6 4⁄11 (D) 6 5⁄11 (E) 7 5⁄11
Answer: A
If a certain sample of data has a mean of 20.0 and a standard deviation of 4.0, which of the following values is more than 2.5 standard deviations from the mean? Answer Choice: (A)  12.0 (B)  13.5 (C)  17.0 (D)  23.5 (E)  26.5
Answer: A
A group of 7 teenagers recently visited the Japanese Restaurant. The total bill for the meal, including 20% gratuity, came to $840. On average, how much did the meal of each individual cost before gratuity? Answer Choice: (A) $160 (B) $96 (C) $90 (D) $10 (E) $55
Answer: D
If 48 machine can finish a job in 80 days, then how many more machines would be needed to finish the job in one -fifth less time? Answer Choice: (A) a. 4 (B) b. 8 (C) c. 10 (D) d. 12 (E) e. 16
Answer: D
The speed of a boat in upstream is 60 kmph and the speed of the boat downstream is 100 kmph. Find the speed of the boat in still water and the speed of the stream? Answer Choice: (A) 10 kmph (B) 20 kmph (C) 16 kmph (D) 18 kmph (E) 19 kmph
Answer: B
By travelling at 40 kmph, a person reaches his destination on time. He covered two-third the total distance in one-third of the total time. What speed should he maintain for the remaining distance to reach his destination on time? Answer Choice: (A) 20 (B) 99 (C) 88 (D) 77 (E) 61
Answer: A
How many numbers between 100 and 600 are divisible by 2, 3, and 7 together? Answer Choice: (A) 112 (B) 77 (C) 267 (D) 12 (E) 99
Answer: D
Joe needs to paint all the airplane hangars at the airport, so he buys 360 gallons of paint to do the job. During the first week, he uses 2/3 of all the paint. During the second week, he uses 1/5 of the remaining paint. How many gallons of paint has Joe used? Answer Choice: (A) 18 (B) 144 (C) 175 (D) 216 (E) 264
Answer: E
the average distance between the sun and a certain planet is approximatly 2.7 10^10 inches. which of the following is the closest to the average distence between sun and the planet in kelometers? (1 km is approx 3.9 x 10^4 inches) Answer Choice: (A) 6.9 x(10)^6 (B) 6.9 x(10)^4 (C) 6.9 x(10)^3 (D) 6.9 x(10)^5 (E) 6.9 x(10)^2
Answer: D
A company D has 10 percent of the employees are secretaries and 20 percent are salespeople. If there are 70 other employees of Company D, how many employees does Company D have? Answer Choice: (A) 100 (B) 162 (C) 180 (D) 152 (E) 250
Answer: A
A train 160m long is running at 30kmph. In how much time will it pass a platform 120m long? Answer Choice: (A) 15.89 seconds (B) 24.36 seconds (C) 15.96 seconds (D) 14.93 seconds (E) 22.23 seconds
Answer: D
A metallic sheet is of rectangular shape with dimensions 48 m x 36 m. From each of its corners, a square is cut off so as to make an open box. If the length of the square is 8 m, the volume of the box (in m3) is Answer Choice: (A) 3220 (B) 4830 (C) 5120 (D) 6420 (E) None
Answer: C
What is the difference between the place value of 7 in the numeral 894577? Answer Choice: (A) 83 (B) 77 (C) 53 (D) 63 (E) 87
Answer: D
Pipe A can fill a tank in 8 hours, pipe B in 4 hours and pipe C in 24 hours. If all the pipes are open, in how many hours will the tank be filled? Answer Choice: (A) 3.4 hr (B) 2.4 hr (C) 2 hr (D) 2.8 hr (E) 3 hr
Answer: B
W=√[2√63 + 2/(8+3√7)] = Answer Choice: (A) 8 + 3√7 (B) 4 + 3√7 (C) 8 (D) 4 (E) √7
Answer: D
If the units digit of n^31 is 7, which of the following could be the value of n?
I. n = 41
II. n = 43
III. n = 47 Answer Choice: (A) Only I (B) Only II (C) Only III (D) I and II (E) II and III
Answer: B
.
On dividing a number by 357, we get 37 as remainder. On dividing the same number 17, what will be the remainder ? Answer Choice: (A) 0 (B) 3 (C) 5 (D) 3 (E) 11
Answer: D
The value of 1/(1-x) + 1/ (1+x) + 2/(1+x^2) + 4/(1+x^4) Answer Choice: (A) 8/(1-x^8) (B) 4x/(1+x^2) (C) 4/(1-x^6) (D) 4/(1+x^4) (E) 4x/(1-x^4)
Answer: A
What is the tens digit of 36^5? Answer Choice: (A) 1 (B) 7 (C) 5 (D) 3 (E) 9
Answer: D
For any integer k greater than 1, the symbol k* denotes the product of all integers between 1 and k, inclusive. If k* is a multiple of 945 what is the least possible value of k? Answer Choice: (A) 5 (B) 7 (C) 9 (D) 11 (E) 13
Answer: C
Find the compound interest accrued on an amount of Rs.14,800 at 13.5% p.a at the end of two years. (Round off your answer to nearest integer? Answer Choice: (A) 2828 (B) 2338 (C) 377 (D) 4266 (E) 288
Answer: D
A couple who own an appliance store discover that if they advertise a sales discount of 10% on every item in the store, at the end of one month the number of total items sold increases 25%. Their gross income from sales for one month increases by what percent? Answer Choice: (A) 5% (B) 7.5% (C) 10% (D) 12.5% (E) 15%
Answer: D
If $ 5,000 is invested in an account that earns 12% interest compounded semi-annually, then the interest earned after one year would be how much greater than if the $ 5,000 had been invested at 8% simple yearly interest? Answer Choice: (A) $ 4 (B) $ 8 (C) $ 12 (D) $ 16 (E) $ 432
Answer: C
If x < 12, then it must be true that... Answer Choice: (A) -x < -12 (B) -x - 2 < 14 (C) -x + 2 < -10 (D) x + 2 < 10 (E) x - 3 < 14
Answer: E
If you roll a fair-sided die twice, what is the probability of getting a (4.4) double? Answer Choice: (A) 1/2 (B) 1/4 (C) 1/12 (D) 1/3! (E) 1/24
Answer: D
A man misses a bus by 40 minutes if he travels at 30 kmph. If he travels at 40 kmph, then also he misses the bus by 10 minutes. What is the minimum speed required to catch the bus on time? Answer Choice: (A) 17 kmph (B) 45 kmph (C) 17 kmph (D) 19 kmph (E) 13 kmph
Answer: B
A motorist travel to a place 150 km away at an average speed of 120 km/hr and returns at 30 km/hr.His average speed for the whole journey in km/hr is Answer Choice: (A) 36 km/hr (B) 37 km/hr (C) 45 km/hr (D) 48 km/hr (E) None of these
Answer: D
A can do a work in 7 days B in 12 days and C in 5 days. If they work on it together then in how many days required to complete the work? Answer Choice: (A) 420/177 (B) 420/179 (C) 410/87 (D) 90/14 (E) 77/56
Answer: B
2, 6, 12, 20, 30, 42, 56, ? Answer Choice: (A) 84 (B) 37 (C) 72 (D) 35 (E) 86
Answer: C
85% of a number is added to 24, the result is the same number. Find the number? Answer Choice: (A) 338 (B) 277 (C) 160 (D) 882 (E) 232
Answer: D
The sum of a number and its reciprocal is one-eighth of 34. What is the product of the number and its square root? Answer Choice: (A) 8 (B) 27 (C) 32 (D) 42 (E) 52
Answer: A
A man covers a certain distance C in a train. If the train moved 4km/hr faster, it would take 30 min less. If it moved 2km/hr slower, it would take 20 mins more. Find the distance? Answer Choice: (A) 200 km (B) 50 km (C) 20 km (D) 60 km (E) 80 km
Answer: D
Which number is the odd one out?
159
642
693
537
289
582 Answer Choice: (A) 916 (B) 345 (C) 895 (D) 642 (E) 624
Answer: D
sue has 3 apples. Billy has 5 apples. If billy steals all of sues apples and eats 4 how many does he have left? Answer Choice: (A) 2 (B) 5 (C) 6 (D) 4 (E) 8
Answer: D
A thief goes away with a SANTRO car at a speed of 40 kmph. The theft has been discovered after half an hour and the owner sets off in a bike at 50 kmph when will the owner over take the thief from the start? Answer Choice: (A) 2 (B) 5 (C) 7 (D) 5 (E) 8
Answer: A
11^9 - 11^2 is approximation of which of the following? Answer Choice: (A) 9^7 (B) 9^8 (C) 9^9 (D) 11^9 (E) 9^10
Answer: D
(?) + 3699 + 1985 - 2047 = 31111 Answer Choice: (A) 27460 (B) 27474 (C) 27485 (D) 27490 (E) 27495
Answer: B
A man takes
5
5 hours
45
45 min in walking to a certain place and riding back. He would have gained
2
2 hours by riding both ways. The time he would take to walk both ways is Answer Choice: (A) 11 hrs (B) 8 hrs 45 min (C) 7 hrs 45 min (D) 9 hrs 20 min (E) 8 hrs
Answer: C
Henry completes a piece of work in 640 days, Rose completes the same work in 960 days. If both of them work together, then the number of days required to complete the work is? Answer Choice: (A) 384 (B) 385 (C) 386 (D) 387 (E) 388
Answer: A
What are the next two letters in the following series and why?
W A T N T L I T F S _ _
*Hint : Look into the title of the Riddle Answer Choice: (A) A and W (B) A and E (C) B and W (D) A and C (E) S and W
Answer: A
Which is the least number that must be subtracted from 1256 so that the remainder when divided by 7, 12, 16 is 4? Answer Choice: (A) 242 (B) 232 (C) 236 (D) 240 (E) 244
Answer: E
An outlet pipe empties a tank which is full in 8 hours. If the inlet pipe is kept open, which lets water in at the rate of 8 litres/min then outlet pipe would take 4 hours longer. Find the capacity of the tank. Answer Choice: (A) 8600 litres (B) 200 litres (C) 12800 litres (D) 11520 litres (E) 13200 litres
Answer: D
The sum of three consecutive numbers is 87. The greatest among these three number is: Answer Choice: (A) 26 (B) 28 (C) 29 (D) 30 (E) 31
Answer: D
Two pipes P and Q can fill a cistern in 12 and 15 minutes respectively. Both are opened together, but at the end of 3 minutes the first is turned off. How much longer will the cistern take to fill? Answer Choice: (A) 11 1/5 (B) 11 1/4 (C) 11 1/9 (D) 11 1/2 (E) 11 1/1
Answer: B
Simplify (3^y + 3^y) (2^y + 2^y + 2^y) Answer Choice: (A)  4^4y * 3^3y (B)  12^y+1 (C)  16^y + 9^y (D)  12^y (E)  6^y+1
Answer: E
A painting at an art gallery is framed such that the area of the square frame is 2/3 the area of the painting itself. If the diagonal line connecting corners of the frame has a length of 10, what is the area of the painting inside the frame? Answer Choice: (A) 10 (B) 20 (C) 30 (D) 40 (E) 50
Answer: C
In a room filled with 6 people, all 6 people have exactly 1 sibling in the room. If two individuals are selected from the room at random, what is the probability that those two individuals are NOT siblings? Answer Choice: (A) 3/5 (B) 4/5 (C) 5/6 (D) 5/12 (E) 7/12
Answer: B
A train of 24 carriages, each of 60 meters length, when an engine also of 60 meters length is running at a speed of 60 kmph. In what time will the train cross a bridge 1.3 km long? Answer Choice: (A) 2 mins 14 sec (B) 2 mins 34 sec (C) 168 sec (D) 344 sec (E) 2 mins 44 sec
Answer: C
Find the odd man out
1, 3, 10, 21, 64, 129, 356, 777 Answer Choice: (A) 10 (B) 21 (C) 64 (D) 356 (E) 384
Answer: D
If 2 persons can do 2 times of a particular work in 2 days, then, 7 persons can do 7 times of that work in
? Answer Choice: (A) 3 days (B) 7 days (C) 9 days (D) 2 days (E) 15 days
Answer: D
There are 10 periods in each working day of a school. In how many ways can one organize 9 subjects such that each subject is allowed at least one period? Answer Choice: (A) 16329600 (B) 16356789 (C) 16324600 (D) 15679892 (E) None of these
Answer: A
19 balls are numbered 1 to 19. A ball is drawn and then another ball is drawn without replacement. What is the probability that both balls have even numbers? Answer Choice: (A) 2/9 (B) 4/19 (C) 6/29 (D) 8/39 (E) 10/49
Answer: B
A survey reveals that the average income of a company’s customers is $50,000 per year. If 50 customers respond to the survey and the average income of the wealthiest 10 of those customers is $75,000, what is the average income of the other 40 customers?
Is there a way to solve this using weighted average concept instead of doing tedious calculations? Answer Choice: (A)  $27,500 (B)  $43,750 (C)  $37,500 (D)  $42,500 (E)  $50,000
Answer: B
The LCM of two numbers is 2310 and HCF is 26. If one of the numbers is 210. Then what is the other number ? Answer Choice: (A) 715 (B) 825 (C) 286 (D) 582 (E) 465
Answer: C
In a country where everyone wants a boy, each family continues having babies till they have a boy. After some time, what is the proportion of boys to girls in the country? (Assuming probability of having a boy or a girl is the same) Answer Choice: (A) 1:2 (B) 3:5 (C) 1:1 (D) 3:7 (E) 2:4
Answer: C
The average of 9 observations was 5, that of the 1st of 5 being 10 and that of the last 5 being 8. What was the 5th observation? Answer Choice: (A) 45 (B) 12 (C) 15 (D) 17 (E) 18
Answer: A
Find the numbers which are in the ratio 3:2:1 such that the sum of the first and the second added to the difference of the third and the second is 16? Answer Choice: (A) 4,3,22 (B) 4,4,22 (C) 9,3,32 (D) 9,6,12 (E) 12,8,4
Answer: E
The least number of five digits which is exactly divisible by 12,15 and 18 is : Answer Choice: (A) 10010 (B) 10015 (C) 10020 (D) 10080 (E) None of these
Answer: D
If a, b are integers and |a-b|=10, which of the following is the smallest possible value of ab? Answer Choice: (A) -16 (B) 0 (C) -25 (D) 7 (E) 40
Answer: C
On the xy-plane, each point on circle C has coordinates such
that x 0 and y 0. If the center of circle C is the point (7; 9),
what is the maximum possible area of C? Answer Choice: (A)  6 (B)  9 (C)  24 (D)  32 (E)  64
Answer: E
The cost of hiring a bus is shared equally by all passengers. The bus has seats for 40 passengers and the total bill comes to Rs.70.37. How many seats went unoccupied? Answer Choice: (A) 13 (B) 11 (C) 9 (D) 7 (E) 5
Answer: C
Two trains T1 and T2 start simultaneously from two stations X and Y respectively towards each other. If
they are 80 km apart both 3 and 6 hours after start, then find the distance between the two stations. Answer Choice: (A) 240 km (B) 230 km (C) 220km (D) 180km (E) 200km
Answer: A
Keats Library purchases a number of new books, all in the category of biography, and the library does not acquire any other books. With the addition of the new biographies, the biography collection of the library amounts to 30% of the total number of books in the library. If prior to the purchase, only 20% of the books in Keats Library were biographies, by what percent has the number of biographies in the library increased? Answer Choice: (A) 47% (B) 59% (C) 71% (D) 83% (E) 95%
Answer: C
2 dice are tossed. What is the probability that the total score is a prime no. is? Answer Choice: (A) 1/13 (B) 5/12 (C) 3/11 (D) 4/13 (E) 5/13
Answer: B
The compound ratio of 2/3, 6/7, 1/3 and 1/8 is given by? Answer Choice: (A) 1/48 (B) 1/42 (C) 1/46 (D) 1/47 (E) 1/43
Answer: B
By the how much is two-fifth of 200 greater than three -fifths of 25? Answer Choice: (A) 15 (B) 3 (C) 5 (D) 30 (E) 65
Answer: E
What two-digit number is less than the sum of the square of its digits by 10 and exceeds their doubled product by 5? Answer Choice: (A)  94 (B)  99 (C)  26 (D)  73 (E)  None of the Above
Answer: A
A can run 1.5 km distance in 2 min 20 seconds, while B can run this distance in 2 min 30 sec. By how much distance can A beat B? Answer Choice: (A) 90 m (B) 100 m (C) 120 m (D) 180 m (E) 190 m
Answer: B
subash can copy 50 pages in 10 hrs.subash and prakash together can copy 300 pages in 40 hours.in how much time prakash can copy 25 pages. Answer Choice: (A) 8 (B) 10 (C) 12 (D) 14 (E) 16
Answer: B
In traveling from a dormitory to a certain city, a student went 1/5 of the way by foot, 2/3 of the way by bus, and the remaining 14 kilometers by car. What is the distance, in kilometers, from the dormitory to the city? Answer Choice: (A) 30 (B) 45 (C) 60 (D) 90 (E) 105
Answer: E
The radius of the two circular fields is in the ratio 3: 5 the area of the first field is what percent less than the area of the second? Answer Choice: (A) 24% (B) 74% (C) 69% (D) 64% (E) 54%
Answer: D
If b is a positive integer, then 3^b + 3^(b) = Answer Choice: (A) 3^(b + 1) (B) 2^(b + 1) (C) 2(3^b) (D) 2b^(b + 1) (E) 3(2^b)
Answer: C
On a race track a maximum of 5 horses can race together at a time. There are a total of 25 horses. There is no way of timing the races. What is the minimum number Q of races we need to conduct to get the top 3 fastest horses? Answer Choice: (A) 5 (B) 7 (C) 8 (D) 10 (E) 11
Answer: B
The sequence a1, a2, a3, a4. a5 is such that an = a n-1 +5 for 2≤ n ≤ 5. If a5 = 33 what is the value of a1 ? Answer Choice: (A) 1 (B) 6 (C) 13 (D) 16 (E) 21
Answer: C
he average weight of 8 persons increases by 2.5 kg when a new person comes in place of one of them weighing 60 kg. What might be the weight of the new person ? Answer Choice: (A) 75 kg (B) 55 kg (C) 80 kg (D) 85 kg (E) 25 kg
Answer: C
A train running at the speed of 60 km/hr crosses a pole in 30 sec. What is the length of the train? Answer Choice: (A) 535 m (B) 178 m (C) 186 m (D) 168 m (E) 500 m
Answer: E
During a car trip, Maria stopped to rest after she traveled 1/2 of the total distance to her destination. she stopped again after she traveled 1/4 of the distance remaining between her first stop and her destination, and then she drove the remaining 135 miles to her detination. What was the total distance, in miles from Maria's starting point to her destination? Answer Choice: (A) 280 (B) 320 (C) 360 (D) 420 (E) 480
Answer: C
A soccer team played 130 games and won 60 percent of them. How many games did it win? Answer Choice: (A) 84 (B) 94 (C) 100 (D) 125 (E) 78
Answer: E
Among the employees of a certain company, 51 percent of the employees are male and 49 percent are female. In this company 70 percent of the male employees are married and 50 percent of the female employees are married. If one employee in the company is randomly selected, approximately what is the probability that he or she is NOT married? Answer Choice: (A)  0.3 (B)  0.6 (C)  0.5 (D)  0.4 (E)  0.7
Answer: D
Set M contains numbers that satisfy the condition that, if integer x is in the set then x+2x will also be in the set M. If -4 is one of the value in the set, which of the following numbers must also be present in the set M.
I. -12
II. -1
III. 2 Answer Choice: (A) I only (B) II only (C) I and II only (D) II and III only (E) I, II and III
Answer: A
A man sold 20 articles for $60 and gained 20%. How many articles should he sell for $70 to incur a loss 20%? Answer Choice: (A) 45 (B) 35 (C) 40 (D) 50 (E) 48
Answer: B
J and M were each paid x dollars in advance to do a certain job together. J worked on the job for 12 hours and M worked for 4 hours less than J. If M gave J y dollars of her payment so that they would have received the same hourly wage, what was the dollar amount, in terms of y, that J was paid in advance? Answer Choice: (A) a)4y (B) b)5y (C) c)6y (D) d)8y (E) e)9y
Answer: B
Find the simple interest on Rs. 70,400 at 16 2/3% per annum for 9 months. Answer Choice: (A) s.8500 (B) s.8000 (C) s.7500 (D) s.8800 (E) s.6500
Answer: D
The C.P of 15 books is equal to the S.P of 18 books. Find his gain% or loss%? Answer Choice: (A) 16 2/3% loss (B) 66 2/3% loss (C) 56 2/3% loss (D) 26 2/3% loss (E) 96 2/3% loss
Answer: A
City A to city B, David drove for 1 hour at 60 mph and for 3 hours at 90 mph. What was the average speed for the whole trip? Answer Choice: (A) 82.5 (B) 57.5 (C) 58.2 (D) 59 (E) 62
Answer: A
The banker's discount on Rs. 1600 at 15% per annum is the same as true discount on Rs. 1680 for the same time and at the same rate. The time is: Answer Choice: (A) 3 months (B) 4 months (C) 5 months (D) 6 months (E) 7 months
Answer: B
The H.C.F of two numbers is 8. Which one of the following can never be their L.C.M? Answer Choice: (A) 8 (B) 12 (C) 60 (D) 72 (E) None
Answer: C
A 1200 m long train crosses a tree in 80 sec, how much time will I take to pass a platform 1000 m long? Answer Choice: (A) 288 (B) 146.66 (C) 188 (D) 180 (E) 12
Answer: B
A loan has a variable interest rate that fluctuates between 8% and 10% of the base payment per month. If base payments remain at $350 each month and an additional monthly surcharge of 1% is added to the combined (base + interest), what would be the greatest possible payment due in any given month? Answer Choice: (A) $385.35 (B) $386.80 (C) $387.50 (D) $388.35 (E) $388.85
Answer: E
12 buckets of water fill a tank when the capacity of each tank is 13.5 litres. How many buckets will be needed to fill the same tank, if the capacity of each bucket is 9 litres? Answer Choice: (A) 15 bukets (B) 17 bukets (C) 18 bukets (D) 19 bukets (E) None of these
Answer: C
There are two inlets and one outlet to a cistern. One of the inlets takes 7/2 hours to fill up the cistern and the other inlet takes twice as much time to fill up the same cistern. Both of the inlets are turned on at 8:30 AM with the cistern completely empty, and at 10:30AM, the outlet is turned on and it takes 1 more hour to fill the cistern completely. How much time does the outlet working alone takes to empty the cistern when the cistern is full? Answer Choice: (A) 2 hours (B) 2.5 hours (C) 3 hours (D) 3.5 hours (E) 4 hours
Answer: D
There are a lot of houses such that the numbers of their doorplates are odd numbers and the first number of the doorplates is 545, the last number of the doorplates is 715. How many houses are there? Answer Choice: (A) 86 (B) 71 (C) 81 (D) 91 (E) 101
Answer: A
Set S is the prime integers between 0 and 50. If three numbers are chosen randomly from set S, what is the probability that the sum of these three numbers is odd? Answer Choice: (A) 15/56 (B) 3/8 (C) 15/28 (D) 4/5 (E) 3/4
Answer: D
A working mom wakes up every day at 7 am and goes to sleep at 11 pm. She works 8 hours a day. Spends 2 hours working out at the gym. She spends 1.5 hours cooking dinner and doing dishes. She spends .5 of an hour giving her daughter a bath. She spends 1 hour helping with homework and getting her daughter ready for bed. She spends another. 5 of an hour packing lunches for the family for the next day. She spends .5 of an hour cleaning the house and 2 hours taking a shower and reading or watching t.v. before she goes to sleep. What percent of her day does she spend at work? Answer Choice: (A) 60 (B) 50 (C) 70 (D) 55 (E) 40
Answer: B
How many integer values W are there for x such that 1 < 3x + 5 < 17? Answer Choice: (A) Two (B) Three (C) Four (D) Five (E) Six
Answer: D
P and Q can complete a work in 15 days and 10 days respectively. They started the work together and then Q left after 2 days. P alone completed the remaining work. The work was finished in --- days. Answer Choice: (A) 12 (B) 16 (C) 20 (D) 24 (E) 28
Answer: A
If n ≠ 0, which of the following must be greater than n?
I. 2n
II. n^2
III. 2 - n Answer Choice: (A) I only (B) II only (C) I and II only (D) II and III only (E) None
Answer: B
How many boxes do you need if you have to pack 240 pairs ornamental bangles into boxes that each hold 2 dozens of bangles? Answer Choice: (A) 40 (B) 35 (C) 20 (D) 25 (E) 30
Answer: C
Find the sum of first 26 natural numbers Answer Choice: (A) 470 (B) 468 (C) 465 (D) 351 (E) 485
Answer: D