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Quantitative-aptitude Questions Set 25:

Quiz Mode

What is the next number in the sequence: 2, 4, 6, 8, 10, ...?

Solution:

If 96% of the population of a village is 23,040, what is the total population of the village?

32,256

24,000

24,936

25,640

Solution:

The speeds of three cars are in the ratio 2:3:4. The ratio of the time taken by these cars to travel the same distance is:

2:3:4

4:3:2

4:3:6

6:4:3

Solution:

The least number of soldiers that can be drawn up in troops of 12, 15, 18 and 20, and also in the form of a solid square, is _____.

1600

400

2500

4,500

Solution:

Fresh grapes contain 80% water. Dry grapes contain 10% water. If the weight of dry grapes is 250 kg, what was the total weight of the fresh grapes?

1000 kg

1100 kg

1125 kg

1225 kg

Solution:

A boat whose speed is 15 km/h in still water goes 30 km/h downstream and comes back in a total of 4 hours 30 minutes. What is the speed of the stream in km/h?

6 km/h

5 km/h

3 km/h

4 km/h

Solution:

Four unbiased coins are tossed. If the probability of getting at most two heads is X and the probability of getting at most two tails is Y, what is the value of ((X+Y)/2)?

11/8

11/16

5/8

5/16

Solution:

25 outlets working 6 hours a day, can empty a reservoir in 10 days. If only 15 outlets are operational and work for 4 hours a day, in how many days the reservoir can be emptied?

20 days

24 days

22 days

25 days

Solution:

Two cars start at the same time from one point and move along two roads at right angles to each other. Their speeds are 36 km/hr and 48 km/hr respectively. After 15 seconds, the distance between them will be:

150

250

300

400

Solution:

108 baskets contain marbles with the 1st basket containing 2 marbles, 2nd one having double the number compared to the 1st, 3rd one having double the number compared to the 2nd and so on. These are then packed in a bag with 7 marbles each. How many marbles are left without packing?

Quantitative-aptitude Questions Set 25:

What is the next number in the sequence: 2, 4, 6, 8, 10, ...?

Solution:

If 96% of the population of a village is 23,040, what is the total population of the village?

Solution:

The speeds of three cars are in the ratio 2:3:4. The ratio of the time taken by these cars to travel the same distance is:

Solution:

The least number of soldiers that can be drawn up in troops of 12, 15, 18 and 20, and also in the form of a solid square, is _____.

Solution:

Fresh grapes contain 80% water. Dry grapes contain 10% water. If the weight of dry grapes is 250 kg, what was the total weight of the fresh grapes?

Solution:

A boat whose speed is 15 km/h in still water goes 30 km/h downstream and comes back in a total of 4 hours 30 minutes. What is the speed of the stream in km/h?

Solution:

Four unbiased coins are tossed. If the probability of getting at most two heads is X and the probability of getting at most two tails is Y, what is the value of ((X+Y)/2)?

Solution:

25 outlets working 6 hours a day, can empty a reservoir in 10 days. If only 15 outlets are operational and work for 4 hours a day, in how many days the reservoir can be emptied?

Solution:

Two cars start at the same time from one point and move along two roads at right angles to each other. Their speeds are 36 km/hr and 48 km/hr respectively. After 15 seconds, the distance between them will be:

Solution:

108 baskets contain marbles with the 1st basket containing 2 marbles, 2nd one having double the number compared to the 1st, 3rd one having double the number compared to the 2nd and so on. These are then packed in a bag with 7 marbles each. How many marbles are left without packing?

Solution:

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