Top GMAT Interview Questions & Answers:

1. Explain A regular hexagon is inscribed in a circle of radius r cms. what is the perimeter of the regular hexagon?

6r

2. Find the range of real values of x satisfying the inequalities 3x - 2 > 7 and 4x - 13 > 15.

1. x > 3
2. x > 7
3. x < 7
4. x < 3

Ans :B

3. A railway half ticket costs half the full fare and the reservation charge is the same on half ticket as on full ticket. One reserved first class ticket from Chennai to Trivandrum costs Rs. 216 and one full and one half reserved first class tickets cost Rs. 327. What is the basic first class full fare and what is the reservation charge?

1. Rs. 105 and Rs. 6
2. Rs. 216 and Rs. 12
3. Rs. 210 and Rs. 12
4. Rs. 210 and Rs. 6

Ans :D

4. The 7th digit of (202)3 is

1. 2
2. 4
3. 8
4. 6

Ans : C

5. Find the G.C.D of 12x2y3z2, 18x3y2z4, and 24xy4z3

1. 6xy2z2
2. 6x3y4z3
3. 24xy2z2
4. 18x2y2z3

Ans : A

6. When 26854 and 27584 are divided by a certain two digit prime number, the remainder obtained is 47. Which of the following choices is a possible value of the divisor?

1. 61
2. 71
3. 73
4. 89

Ans : C

7. What is the value of M and N respectively? If M39048458N is divisible by 8 & 11; Where M & N are single digit integers?

1. 7, 8
2. 8, 6
3. 6, 4
4. 5, 4

Ans : C

8. Which is greater of the two?

1. 2300
2. 3200
3. Both are equal
4. Cannot be determined

Ans : B

9. How many zeros contained in 100!?

1. 100
2. 24
3. 97
4. Cannot be determined

Ans : B

10. Two numbers when divided by a certain divisor leave remainders of 431 and 379 respectively. When the sum of these two numbers is divided by the same divisor, the remainder is 211. What is the divisor?

1. 599
2. 1021
3. 263
4. Cannot be determined

Ans : A

11. P can give Q a start of 20 seconds in a kilometer race. P can give R a start of 200 meters in the same kilometer race. And Q can give R a start of 20 seconds in the same kilometer race. How long does P take to run the kilometer?

1. 200 seconds
2. 240 seconds
3. 160 seconds
4. 140 seconds

Ans : C

12. Three runners A, B and C run a race, with runner A finishing 12 meters ahead of runner B and 18 meters ahead of runner C, while runner B finishes 8 meters ahead of runner C. Each runner travels the entire distance at a constant speed.

What was the length of the race?

1. 36 meters
2. 48 meters
3. 60 meters
4. 72 meters

Ans : B

13. A can give B a start of 50 metres or 10 seconds in a kilometer race. How long does A take to complete the race?

1. 200 seconds
2. 140 seconds
3. 220 seconds
4. 190 seconds

Ans : D

14. A can give B 20 points, A can give C 32 points and B can give C 15 points. How many points make the game?

1. 150
2. 200
3. 100
4. 170

Ans : D

15. A gives B a start of 30 seconds in a km race and still beats him by 20 m. However, when he gives B a start of 35 seconds, they finish the race in a dead heat. How long does A take to run the km?

1. 250 seconds
2. 285 seconds
3. 220 seconds
4. 215 seconds

Ans : D

16. A runs 13/5 times as fast as B. If A gives a start of 240m, how far must the post be so that A and B might reach at the same time.

1. 390 m
2. 330 m
3. 600 m
4. 720 m

Ans : A

17. A skating champion moves along the circumference of a circle of radius 21 meters in 44 seconds. How many seconds will it take her to move along the perimeter of a hexagon of side 42 meters?

1. 56
2. 84
3. 64
4. 48

Ans : B

18. A predator is chasing its prey. The predator takes 4 leaps for every 6 leaps of the prey and the predator covers as much distance in 2 leaps as 3 leaps of the prey. Will the predator succeed in getting its food?

1. Yes
2. In the 6th leap
3. Never
4. Cannot determine

Ans : D

19. A gives B a start of 10 metres in a 100 metre race and still beats him by 1.25 seconds. How long does B take to complete the 100 metre race if A runs at the rate of 10 m/sec?

1. 8 seconds
2. 10 seconds
3. 16.67 seconds
4. 12.5 seconds

Ans : D

20. In a kilometre race, A can give B a start of 100 m or 15 seconds. How long does A take to complete the race?

1. 150 seconds
2. 165 seconds
3. 135 seconds
4. 66.67 seconds

Ans : C

21. In a km race, A gives B a start of 20 seconds and beats him by 40m. However, when he gives B a start of 25 seconds they finish in a dead heat. What is As speed in m/sec?

1. 12.5 m/sec
2. 20 m/sec
3. 8 m/sec
4. 10 m/sec

Ans : D

22. From a cask of milk containing 30 litres, 6 litres are drawn out and the cask is filled up with water. If the same process is repeated a second, then a third time, what will be the number of litres of milk left in the cask?

1. 0.512 liters
2. 12 liters
3. 14.38 liters
4. 15.36 liters

Ans : D

23. A zookeeper counted the heads of the animals in a zoo and found it to be 80. When he counted the legs of the animals he found it to be 260. If the zoo had either pigeons or horses, how many horses were there in the zoo?

1. 40
2. 30
3. 50
4. 60

Ans : C

24. A sample of x litres from a container having a 60 litre mixture of milk and water containing milk and water in the ratio of 2 : 3 is replaced with pure milk so that the container will have milk and water in equal proportions. What is the value of x?

1. 6 litres
2. 10 litres
3. 30 litres
4. None of these

Ans : B

25. How many litres of a 12 litre mixture containing milk and water in the ratio of 2 : 3 be replaced with pure milk so that the resultant mixture contains milk and water in equal proportion?

1. 4 litres
2. 2 litres
3. 1 litre
4. 1.5 litres

Ans : B

26. How many kgs of Basmati rice costing Rs.42/kg should a shopkeeper mix with 25 kgs of ordinary rice costing Rs.24 per kg so that he makes a profit of 25% on selling the mixture at Rs.40/kg?

1. 20 kgs
2. 12.5 kgs
3. 16 kgs
4. 200 kgs

Ans : A

27. How many litres of water should be added to a 30 litre mixture of milk and water containing milk and water in the ratio of 7 : 3 such that the resultant mixture has 40% water in it?

1. 7 litres
2. 10 litres
3. 5 litres
4. None of these

Ans : C

28. A merchant mixes three varieties of rice costing Rs.20/kg, Rs.24/kg and Rs.30/kg and sells the mixture at a profit of 20% at Rs.30 / kg. How many kgs of the second variety will be in the mixture if 2 kgs of the third variety is there in the mixture?

1. 1 kg
2. 5 kgs
3. 3 kgs
4. 6 kgs

Ans : B

29. In what ratio must a person mix three kinds of tea costing Rs.60/kg, Rs.75/kg and Rs.100 /kg so that the resultant mixture when sold at Rs.96/kg yields a profit of 20%?

1. 1 : 2 : 4
2. 3 : 7 : 6
3. 1 : 4 : 2
4. None of these

Ans : C

30. A 20 litre mixture of milk and water contains milk and water in the ratio 3 : 2. 10 litres of the mixture is removed and replaced with pure milk and the operation is repeated once more. At the end of the two removal and replacement, what is the ratio of milk and water in the resultant mixture?

1. 17 : 3
2. 9 : 1
3. 3 : 17
4. 5 : 3

Ans : B

31. A, B and C, each of them working alone can complete a job in 6, 8 and 12 days respectively. If all three of them work together to complete a job and earn Rs.2340, what ill be Cs share of the earnings?

1. Rs.520
2. Rs.1080
3. Rs.1170
4. Rs.630

Ans : A

32. A, B and C enter into a partnership by investing Rs.3600, Rs.4400 and Rs.2800. A is a working partner and gets a fourth of the profit for his services and the remaining profit is divided amongst the three in the rate of their investments. What is the amount of profit that B gets if A gets a total of Rs. 8000?

1. 4888.88
2. 9333.33
3. 4000
4. 3666.66

Ans : A

33. The present ages of A and B are as 6 : 4. Five years ago their ages were in the ratio 5 : 3. Find their present ages.

1. 42, 28
2. 36, 24
3. 30, 20
4. 25, 15

Ans : C

34. The ratio of marks obtained by vinod and Basu is 6:5. If the combined average of their percentage is 68.75 and their sum of the marks is 275, find the total marks for which exam was conducted.

1. 150
2. 200
3. 400
4. None of these.

Ans : B

35. A fort has provisions for 60 days. If after 15 days 500 men strengthen them and the food lasts 40 days longer, how many men are there in the fort?

1. 3500
2. 4000
3. 6000
4. None of these

Ans : B