loafeihong/math_mmlu_format huggingface dataset:
A zinc-copper alloy with 5 kg of pure zinc would contain 90% of zinc. The alloy with 3 kg of 90% zinc alloy contains 84% of zinc. Calculate the weight and percentage of zinc in the zinc-copper alloy. Answer Choice: (A) 2.4 kg or 80% (B) 1.4 kg or 88% (C) 4.3 kg or 60% (D) 7.4 kg or 18% (E) 1.4 kg or 60%
Answer: C
If the charge of staying in a student youth hostel $18.00/day for the first week, and $12.00/day for each additional week, How much does it cost to stay for 23 days? Answer Choice: (A) $318 (B) $289 (C) $282 (D) $274 (E) $286
Answer: A
If one root of the equation 2x^2 + 3x – k = 0 is 7, what is the value of k? Answer Choice: (A) 100 (B) 110 (C) 119 (D) 120 (E) 112
Answer: C
Two trains running in opposite directions cross a pole placed on the platform in 47 seconds and 31 seconds respectively. If they cross each other in 33 seconds, what is the ratio of their speeds? Answer Choice: (A) 1:7 (B) 8:7 (C) 6:7 (D) 6: 5 (E) 4:7
Answer: A
If an object travels 400 feet in 4 seconds, what is the object's approximate speed in miles per hour? (Note: 1 mile = 5280 feet) Answer Choice: (A) 68 (B) 54 (C) 87 (D) 96 (E) 15
Answer: A
How many meters of carpet 50cm, wide will be required to cover the floor of a room 30m * 20m? Answer Choice: (A) 3387 (B) 2888 (C) 2788 (D) 1200 (E) 2881
Answer: D
In an organisation there are 1000 employees out of which 250 earn below 10k$ and 500 earn between 10k$ and 50k$. What is the total percentage of employees who earn less than 50k$? Answer Choice: (A) 66% (B) 75% (C) 70% (D) 50% (E) 82%
Answer: B
What smallest number should be added to 4456 so that the sum is completely divisible by 6 ? Answer Choice: (A) 9 (B) 5 (C) 2 (D) 7 (E) 1
Answer: C
The length of a rectangular floor is more than its breadth by 200%. If Rs.529 is required to paint the floor at the rate of Rs.3/sq m, what would be the length of the floor? Answer Choice: (A) 12 (B) 18 (C) 20 (D) 22 (E) 23
Answer: E
A 1200 m long train crosses a tree in 120 sec, how much time will I take to pass a platform 500 m long? Answer Choice: (A) 266 Sec (B) 170 Sec (C) 776 Sec (D) 166 Sec (E) 997 Sec
Answer: B
The Italian size of a suit jacket is N centimeters, where N is the linear distance between the armpits when the jacket is laid on a flat surface. The American size of a suit jacket is P inches, where P is twice the linear distance between the armpits when the jacket is laid on a flat surface. If, for a particular jacket, N = P + 16, which of the following is closest to the value of N? (One inch is approximately 2.54 centimeters.) Answer Choice: (A) 36 (B) 47 (C) 58 (D) 65 (E) 72
Answer: E
Find the average of first 100 natural numbers? Answer Choice: (A) 50.5 (B) 52 (C) 60.5 (D) 75 (E) 65
Answer: A
If r and s are positive integers and r-s=6, which of the following has the greatest value T? Answer Choice: (A) 2r (B) 2s (C) r +s (D) 2r-s (E) 2s-r
Answer: A
Of the 16 temporary employees in a certain company, 4 will be hired as permanent employees. If 5 of the 16 temporary employees are women, how many of the possible groups of 4 employees consist of 3 women and one man? Answer Choice: (A) 22 (B) 35 (C) 56 (D) 110 (E) 105
Answer: D
Rs.800 amounts to Rs.920 in 3 years at simple interest. If the interest is increased by 3%, it would amount to how much? Answer Choice: (A) 288 (B) 277 (C) 209 (D) 992 (E) 612
Answer: D
A shipment of 1500 heads of cabbage, each of which was approximately the same size was purchased for $600.The day the shipment arrived 2/3 of the heads were sold, each at 25% above the cost per head.The following day the rest were sold at a price per head equal to 10% less than the price each head sold for the day before.what was the gross profit C on this shipment? Answer Choice: (A) a) $100 (B) b) $115 (C) c) $125 (D) d) $130 (E) e) $135
Answer: C
At a certain high school, a student’s popularity is determined by his or her locker number. Whoever has the locker number with the greatest number of distinct prime factors is the most popular student in the school. If Raja,Kamal, Baskar, and Divya get lockers with the numbers 350, 400, 150, and 420, respectively, who is the most popular student? Answer Choice: (A) Divya (B) Kamal (C) Baskar (D) Raja (E) They have equal popularity
Answer: A
The no. of gift pack bought by Dexter is 1 more than the price, in rupees, of each gift pack. The amount of Rs.380 which Dexter had, fell shorof the required amount. What is the amount by which he might have fallen short? Answer Choice: (A) 40 (B) 45 (C) 54 (D) 65 (E) 70
Answer: A
A train sets off at 2 p.m. at the speed of 70 kmph. Another train starts at 3:30 p.m. in the same direction at the rate of 85 kmph. At what time the trains will meet? Answer Choice: (A) 10.60 p.m (B) 10.20 p.m (C) 10.30 p.m (D) 10.10 p.m (E) 10.50 p.m
Answer: C
A bus leaves Santa Barbara at 6:00 a.m. traveling east at 50 miles per hour. At 2:00 p.m. a plane leaves Santa Barbara traveling east at 450 miles per hour. At what time will the plane overtake the bus? Answer Choice: (A) 2:45 p.m. (B) 3:15 p.m. (C) 3:30 p.m. (D) 3:45 p.m. (E) 3:00 p.m.
Answer: E
A, B and C are partners in a business. Their capitals are respectively, Rs.5000, Rs.6000 and Rs.4000. A gets 30% of the total profit for managing the business. The remaining profit is divided among three in the ratio of their capitals. In the end of the year, the profit of A is Rs.200 more than the sum of the profits of B and C. Find the total profit? Answer Choice: (A) 3089 (B) 3098 (C) 3057 (D) 3000 (E) 3012
Answer: D
If two numbers are in the ratio 2:3. If 20 is added to both of the numbers then the ratio becomes 3:4 then find the smallest number? Answer Choice: (A) A)10 (B) B)20 (C) C)25 (D) D)30 (E) E)40
Answer: E
Two teams are distributing information booklets. Team A distributes 60% more boxes of booklets than Team Q, but each box of Team A’s has 60% fewer booklets than each box of Team Q’s. Which of the following could be the total number of booklets distributed by the two groups? Answer Choice: (A) 2,000 (B) 3,200 (C) 4,100 (D) 4,800 (E) 4,900
Answer: C
A is twice as good a work man as B and together they finish the work in 4 days. In how many days A alone can finish the work? Answer Choice: (A) 3 (B) 2 (C) 7 (D) 9 (E) 6
Answer: E
Set A consists of the integers from 1 to 12, inclusive, while set B consists of the integers from 5 to 15, inclusive. How many distinct integers do belong to the both sets at the same time? Answer Choice: (A) 8 (B) 10 (C) 12 (D) 15 (E) 9
Answer: A
Kyle is a lumberjack with 12 trees to cut down. How many ways can he cut down one or more of the trees today? Answer Choice: (A) 255 (B) 4095 (C) 1023 (D) 8125 (E) 513
Answer: B
There are 9 teams in a certain league and each team plays each of the other teams exactly once. What is the total number of games played? Answer Choice: (A) 24 (B) 25 (C) 28 (D) 32 (E) 36
Answer: E
The quantity of water needed to reduce 9 ml shaving lotion containing 50% alcohol to a lotion containing 30% alcohol is? Answer Choice: (A) 6ml (B) 10ml (C) 5.5ml (D) 8ml (E) 9.3ml
Answer: A
What was the principal , if at 5% per annum the interest after 10 years amounted to Rs.3100 less than the sum lent? Answer Choice: (A) 6200 (B) 3000 (C) 3000 (D) 2000 (E) 1000
Answer: A
A man can row his boat with the stream at 6 km/h and against the stream in 4 km/h. The man's rate is? Answer Choice: (A) 1 kmph (B) 7 kmph (C) 8 kmph (D) 9 kmph (E) 6 kmph
Answer: A
If a1 = 1 and an+1= 2an + 5, n = 1, 2 .. , then a30 is equal to ? Answer Choice: (A) a. 5*2^99-6 (B) b. 5*2^99+6 (C) c. 6*2^29 - 5 (D) d. 6*2^99-5 (E) e. 6*2^99-6
Answer: C
There are 9 kids and 5 chairs. In how many ways kids can occupy the chairs? Answer Choice: (A) 1760 (B) 1840 (C) 1560 (D) 1740 (E) 15120
Answer: E
In an examination, a pupil's average marks were 63 per paper. If he had obtained 20 more marks for his Geography paper and 2 more marks for his History paper, his average per paper would have been 65. How many papers were there in the examination ? Answer Choice: (A) 12 (B) 27 (C) 26 (D) 11 (E) 22
Answer: D
The sum of two numbers is 62, and one of them is 12 more than the other. What are the two numbers? Answer Choice: (A) 36-48 (B) 50-34 (C) 60-24 (D) 42-42 (E) 25-37
Answer: E
Molly and Max are driving at a rate of 100 kilometers per hour. What is their driving speed in miles per hour? [1km = 0.6 miles] Answer Choice: (A) 600 (B) 60 (C) 6 (D) 0.6 (E) None of the above
Answer: B
All the water in container A which was filled to its brim was poured into two containers B and C. The quantity of water in container B was 62.5% less than the capacity of container A. If 148 liters was now transferred from C to B, then both the containers would have equal quantities of water. What was the initial quantity of water in container A Answer Choice: (A) 168 (B) 6289 (C) 1268 (D) 1184 (E) 1232
Answer: D
The value of a machine depreciates at the rate of 10% every year. It was purchased 3 years ago. If its present value is Rs. 8748, its purchase price was Answer Choice: (A) Rs.12008 (B) Rs.12000 (C) Rs.12002 (D) Rs.1229 (E) Rs.12021
Answer: B
On the x-y coordinate plane there is a parabola, y=x(6-x). Which of the following points is in the region that is enclosed by this parabola and the x-axis?
I. (1, 6) II. (3, 11) III. (5, 4) Answer Choice: (A) I only (B) II only (C) III only (D) I and II (E) I, II, and III
Answer: C
In some quantity of ghee, 50% is pure ghee and 50% is vanaspati. If 20kg of pure ghee is added, then the strength of vanaspati ghee becomes 30%. The original quantity was? Answer Choice: (A) 25 (B) 15 (C) 30 (D) 45 (E) 20
Answer: C
Raj goes to market to buy oranges. If he can bargain and reduce the price per orange by Rs.2, he can buy 30 oranges instead of 20 oranges with the money he has. How much money does he have ? Answer Choice: (A) 28 (B) 2 (C) 6 (D) 8 (E) 1
Answer: B
A side of beef lost 25 percent of its weight in processing. If the side of beef weighed 540 pounds after processing, how many pounds did it weigh before processing? Answer Choice: (A) 191 (B) 355 (C) 720 (D) 840 (E) 1,560
Answer: C
A restaurant meal cost $36.50 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: Answer Choice: (A) $40 and $42 (B) $39 and $42 (C) $38 and 40 (D) $37 and $39 (E) $36 and $37
Answer: A
There is 60 lit of milk and water in which milk forms 84%.Howmuch water must be added to this solution to make it solution in which milk forms 50% Answer Choice: (A) 40.8 (B) 19.75 (C) 20.75 (D) 21.75 (E) 22.75
Answer: A
On a certain transatlantic crossing, 40 percent of a ship’s passengers held round-trip tickets and also took their cars abroad the ship. If 50 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) 40% (B) 50% (C) 60% (D) 80% (E) 90%
Answer: D
12 men complete a work in 9 days. After they have worked for 6 days, 6 more men join them. How many days will they take to complete the remaining work? Answer Choice: (A) 2 days (B) 7 days (C) 8 days (D) 9 days (E) 45 days
Answer: A
Find the invalid no.from the following series 3, 7, 15, 31 , 63, 127, 257 Answer Choice: (A) 3 (B) 7 (C) 257 (D) 63 (E) 31
Answer: C
Find a positive number, which when increased by 8 is equal to 128 times reciprocal of the number. Answer Choice: (A) 5 (B) 6 (C) 8 (D) 7 (E) 9
Answer: C
If x and y are positive integers, then x/y is Answer Choice: (A) Always even (B) Always odd (C) Even whenever x+y is Even (D) Odd whenever x and y is odd (E) It cannot be determined
Answer: D
1395 x 1395 = ? Answer Choice: (A) A)1951609 (B) B)1946025 (C) C)1951602 (D) D)1951603 (E) E)1951604
Answer: B
At Veridux Corporation, there are 210 employees. Of these, 90 are female, and the rest are males. There are a total of 40 managers, and the rest of the employees are associates. If there are a total of 135 male associates, how many female managers are there? Answer Choice: (A) 15 (B) 20 (C) 25 (D) 30 (E) 55
Answer: E
A circular logo is enlarged to fit the lid of a jar. The new diameter is 50 per cent larger than the original. By what percentage has the area of the logo increased? Answer Choice: (A) 50 (B) 80 (C) 100 (D) 125 (E) 250
Answer: D
A man performs 1/2 of the total journey by rail, 1/3 by bus and the remaining 3km on foot. His total journey is Answer Choice: (A) 18km (B) 10km (C) 12km (D) 24km (E) 25km
Answer: A
The sum of the ages of 5 children born at the intervals of 3 year each is 60 year. what is the age of the youngest child ? Answer Choice: (A) 4 year (B) 6 year (C) 10 year (D) None of these (E) 9 year
Answer: B
Mani paid a sum of money for purchasing 40 pens, which he recovered in full when he sold 25 of them. What was his percentage of profit or loss per pen? Answer Choice: (A) 50% (B) 60% (C) 70% (D) 65% (E) 55%
Answer: B
Narasimha, Madhu and pavan started a business by investing Rs.1,20,000, Rs.1,35,000 and Rs 1, 50,000 respectively. Find the share of Pavan, out of an annual profit of Rs.56,700. Answer Choice: (A) 21,0009 (B) 21,008 (C) 21,000 (D) 21,002 (E) 21,0382
Answer: C
TOM has 13 ten-dollar bills, 11 five-dollar bills, and 17 one-dollar bills. If TOM needs to pay exactly $128, what is the least number of bills he will need to use? Answer Choice: (A) 557 (B) 456 (C) 16 (D) 577 (E) 586585
Answer: C
Which of the following is a composite number ? Answer Choice: (A) 2 (B) 7 (C) 15 (D) 13 (E) 19
Answer: C
What is the least value of x, So that 2x5472 is divisible by 9 Answer Choice: (A) 7 (B) 8 (C) 9 (D) 3 (E) 2
Answer: A
A searchlight on top of the watchtower makes 4 revolutions per minute. What is the probability that a man appearing near the tower will stay in the dark for at least 5 seconds? Answer Choice: (A) 5/6 (B) 4/5 (C) 3/4 (D) 2/3 (E) 1/2
Answer: D
What could be the range of a set consisting of odd multiples of 3? Answer Choice: (A) 21 (B) 24 (C) 35 (D) 62 (E) 70
Answer: B
Marge has 3 pumps for filling her swimming pool. When all 3 pumps work at their maximum rates, the swimming pool is filled in 56 minutes. Pump 1's maximum rate is twice the maximum rate of pump 2 and four times the maximum rate of pump 3. How long would it take Marge to fill the pool if she used only pump 3 at its maximum rate ? Answer Choice: (A) 2hrs, 48mins (B) 6hrs, 32mins (C) 7hrs, 12mins (D) 13hrs, 4mins (E) 14hrs, 24mins
Answer: B
The average age of three boys is 15 years and their ages are in proportion 3:5:7. What is the age in years of the youngest boy? Answer Choice: (A) 6 (B) 9 (C) 8 (D) 4 (E) 2
Answer: B
If the price has fallen by 20% what percent of its consumption be: increased so that the expenditure may be the same as before? Answer Choice: (A) A)11% (B) B)10% (C) 1/9 % (D) 1/11 % (E) 1/4%
Answer: E
Fill in the sequence:
10 10 22 9 24 8 26 ? Answer Choice: (A) 1 (B) 3 (C) 5 (D) 7 (E) 9
Answer: D
The average of 10 numbers is calculated as 23. It is discovered later on that while calculating the average, one number namely 36 was wrongly read as 26. The correct average is? Answer Choice: (A) A)16 (B) B)18 (C) C)19 (D) D)22 (E) E)24
Answer: E
If it is 7:03 in the evening on a certain day, what time in the morning was it exactly 1,440,706 minutes earlier? (Assume standard time in one location.) Answer Choice: (A) 7:09 (B) 7:11 (C) 7:17 (D) 7:22 (E) 7:34
Answer: C
If the selling price of 8 articles is same as the cost price of 12 articles. Find the gain or loss percentage? Answer Choice: (A) 30% gain (B) 30% loss (C) 50% gain (D) 50% loss (E) 60% loss
Answer: C
A train started from station 'A' and proceeded towards station 'B' at a speed of 48 Km/hr. Forty-five minutes later another train started from station 'B' and proceeded towards station 'A' at 50 Km/hr. If the distance between the two stations is 232 Km, at what distance from station 'A' will the trains meet? Answer Choice: (A) 160KM (B) 108KM (C) 132KM (D) 144KM (E) 134KM
Answer: C
Find the coordinates
of the midpoint of the line segment joining the points
A(–3,2) and B(7,8) Answer Choice: (A) (2,5) (B) (1,5) (C) (2,4) (D) (3,5) (E) (4,5)
Answer: A
A train 125 m long passes a man, running at 5 km/hr in the same direction in which the train is going, in 10 sec. The speed of the train is? Answer Choice: (A) 225 km/hr (B) 50 km/hr (C) 99 km/hr (D) 88 km/hr (E) 66 km/hr
Answer: B
A grocery store priced a gallon of milk at 25% above the wholesale price of $4. If a customer comes in with a coupon for 5% off milk, how much does that customer pay? Answer Choice: (A) $4.95 (B) $4.75 (C) $5.05 (D) $4.50 (E) $5.25
Answer: B
What sum of money will produce Rs.70 as simple interest in 4 years at 3 1/2 percent? Answer Choice: (A) 289 (B) 500 (C) 188 (D) 666 (E) 155
Answer: B
If x and y are even integers, which of the following is an odd integer? Answer Choice: (A) xy +3 (B) x(y − 2) (C) x(x + 5) (D) 3x + 4y (E) (x + 2)(y + 1)
Answer: A
If a number N is chosen at random from the set of two-digit integers whose digits are both prime numbers, what is the probability W that N is divisible by 3? Answer Choice: (A) 1/3 (B) ¼ (C) 9/25 (D) 5/16 (E) 0
Answer: D
In 2008, the profits of Company N were 10 percent of revenues. In 2009, the revenues of Company N fell by 20 percent, but profits were 10 percent of revenues. The profits in 2009 were what percent of the profits in 2008? Answer Choice: (A) 80% (B) 105% (C) 120% (D) 124.2% (E) 138%
Answer: A
An order was placed for the supply of a carpet whose breadth was 6 m and length was 1.44 times the breadth. What be the cost of a carpet whose length and breadth are 40% more and 25% more respectively than the first carpet. Given that the ratio of carpet is Rs. 45 per sq m? Answer Choice: (A) 4882.40 (B) 8082.40 (C) 4002.40 (D) 4082.40 (E) 9082.40
Answer: D
A cistern can be filled by a tap in 4 hours while it can be emptied by another tap in 7 hours. If both the taps are opened simultaneously, then after how much time will the cistern get filled? Answer Choice: (A) 9.5 (B) 9.4 (C) 9.3 (D) 9.2 (E) 9.1
Answer: C
A dishonest person wants to make a profit on the selling of milk. He would like to mix water (costing nothing) with milk costing 33 $ per litre so as to make a profit of 70% on cost when he sells the resulting milk and water mixture for 36$. In what ratio should he mix the water and milk? Answer Choice: (A) 1:120 (B) 67:120 (C) 67:8 (D) 8:120 (E) 1:2
Answer: B
The cost C, in dollars, to remove p percent of a certain pollutant from a pond is estimated by using the formula C = 100,000p/(100 - p). According to this estimate, how much more would it cost to remove 90 percent of the pollutant from the pond than it would cost to remove 60 percent of the pollutant? Answer Choice: (A)  $300,000 (B)  $100,000 (C)  $50,000 (D)  $10,000 (E)  $5,000
Answer: A
A classroom has equal number of boys and girls. FIVE girls left to play kho-kho, leaving twice as many boys as girls in the classroom. What was the total number of girls and boys present initially? Answer Choice: (A) 16 (B) 24 (C) 32 (D) 48 (E) 20
Answer: E
Without stoppages a train travels a certain distance with an average speed of 120 kmph and with stoppages it covers the same distance with an average speed of 90 kmph. What is the time in minutes per hour for which train stops? Answer Choice: (A) 5 min/hr (B) 6 min/hr (C) 12 min/hr (D) 16 min/hr (E) 15 min/hr
Answer: E
A number is increased by 60 % and then decreased by 60 %. Find the net increase or decrease per cent. Answer Choice: (A) 19% (B) 18% (C) 27% (D) 33% (E) 36%
Answer: E
A fruit seller sells mangoes at the rate of Rs.13 per kg and thereby loses 25%. At what price per kg, he should have sold them to make a profit of 15%? Answer Choice: (A) Rs.11.81 (B) Rs.19.93 (C) Rs.12.25 (D) Rs.12.31 (E) None
Answer: B
Beverley rode 5 1/4 miles in 1 hours and 30 minutes. What was her average rate of speed in miles per hour? Answer Choice: (A) 3 (B) 3 1/4 (C) 3 1/2 (D) 3 3/4 (E) 4
Answer: D
In a class of 50 students, 20 play SNOOKER, 15 play Cricket and 11 play Football. 7 play both SNOOKER and Cricket, 4 play Cricket and Football and 5 play SNOOKER and football. If 18 students do not play any of these given sports, how many students play exactly two of these sports? Answer Choice: (A) 10 (B) 12 (C) 34 (D) 45 (E) 566
Answer: A
How many numbers from 2 to 8 are exactly divisible by 2? Answer Choice: (A) A)2 (B) B)4 (C) C)5 (D) D)7 (E) E)8
Answer: B
If set A={2,2,2,....,n times} , set B={3,3,3,3....m times} and set C={13,13,13...k time} , then in terms of m,n and k , how many possible subsets from sets A,B, and C can be created ? Answer Choice: (A) a) k(n+m+mn)+ k (B) b) (1+n+m+mn)(k+1) (C) c) k^2(mn+n/m) (D) d) kmn(k+m+n) (E) e) None of the above.
Answer: B
A train running at the speed of 60 km/hr crosses a pole in 9 seconds. Find the length of the train? Answer Choice: (A) 150 (B) 872 (C) 287 (D) 288 (E) 212
Answer: A
Cecilia, Robbie, and Briony all bought stamps. The number of stamps Cecilia purchased was equal to a single digit. The number of stamps only one of them purchased was divisible by 7. The number of stamps one of them bought was an even number. Which of the following could represent the numbers of stamps each purchased? Answer Choice: (A) 3, 8, 24 (B) 7, 9, 17 (C) 6, 9, 12 (D) 5, 15, 18 (E) 9, 10, 13
Answer: D
The profit earned by selling an article for $ 832 is equal to the loss incurred when the same article is sold for $ 448. What should be the sale price for making 45% profit? Answer Choice: (A) $480 (B) $450 (C) $928 (D) $870 (E) $660
Answer: C
If the sides of a cube are in the ratio 9:5. What is the ratio of their diagonals? Answer Choice: (A) 9:5 (B) 16:9 (C) 4: (D) 3:4 (E) 3:8
Answer: A
Both Robert and Alice leave from the same location at 8:00 a.m. driving in the same direction, but in separate cars. Robert drives 60 miles per hour while Alice drives 80 miles per hour. After 6 hours, Alice’s car stops. At what time will Robert’s car reach Alice’s car? Answer Choice: (A) 1 p.m. (B) 3 p.m. (C) 4 p.m. (D) 8 p.m. (E) 9 p.m.
Answer: C
X percents of the rooms are suits, Y percent of the rooms are painted light blue. Which of the following best represents the least percentage of the light blue painted suits? Answer Choice: (A) X-Y (B) Y-X +100 (C) 100X-Y (D) X+Y-100 (E) 100-XY
Answer: D
If a - b = 5 and a2 + b2 = 29, find the value of ab. Answer Choice: (A) 6 (B) 8 (C) 10 (D) 11 (E) 2
Answer: E
In a store, the profit is 320% of the cost. If the cost increases by 25% but the SP remainsconstant, approximately what %of the sp is the profit? Answer Choice: (A) 30% (B) 70% (C) 80% (D) 90% (E) 100%
Answer: B
ashok and pyarelal invested money together in a business and share a capital of ashok is 1/9 of that of pyarelal.if the incur a loss of Rs 1000 then loss of pyarelal? Answer Choice: (A) 600 (B) 700 (C) 800 (D) 900 (E) 1000
Answer: D
A and B start from Opladen and Cologne respectively at the same time and travel towards each other at constant speeds along the same route. After meeting at a point between Opladen and Cologne, A and B proceed to their destinations of Cologne and Opladen respectively. A reaches Cologne 40 minutes after the two meet and B reaches Opladen 70 minutes after their meeting. How long did A take to cover the distance between Opladen and Cologne? Answer Choice: (A) 1 hour (B) 1 hour 10 minutes (C) 2 hours 30 minutes (D) 1 hour 20 minutes (E) 2 hours 10 minutes
Answer: D
The ratio R, by volume of soap to alcohol to water in a 76 litre solution is 2: 50: 100 . The solution is then altered by adding more soap, alcohol and water.After this alteration the ratio, by volume of soap to water in the solution doubles whereas the ratio, by volume of soap to water remains the same as before. What COULD BE the resulting volume. Answer Choice: (A) 79 litres (B) 78 litres (C) 77 litres (D) 152 liters (E) 304 litres
Answer: C
Three people took GMAT practice tests in which the minimum and maximum possible scores are 200 and 800, respectively. They each took a test 3 times, and no one scored below 400 or over 700. If the individual ranges of the three people's scores in those 3 practice tests were 40, 70 and 100, what is the difference between the maximum and minimum possible ranges of all their scores put together. Answer Choice: (A) 70 (B) 80 (C) 100 (D) 140 (E) 200
Answer: E