Quantitative Aptitude Quiz
1. Mohan purchases 20 kg of sugar at ₹ 9.50 per kg and 30 kg of sugar at ₹ 9 per kg. At what price per kg should he sell the mixture in order to gain 40%?1) ₹ 12.48
2) ₹ 12.64
3) ₹ 12.72
4) ₹ 12.88
5) ₹ 12.96
2. The ages of Ravi and Rohan are in the ratio of 1 : 3. After 12 years the ratio of their ages will be 5 : 11. What is the difference between their ages?
1) 24 years
2) 28 years
3) 32 years
4) 36 years
5) 40 years
3. What will be the percentage profit after selling an article at a certain price if there is a loss of 25% when the article is sold at 1/3 of this selling price?
1) 50%
2) 75%
3) 37.5%
4) 87.5%
5) 125%
4. A person bought a chair at 35% discount on the listed price. Had he not got the discount, he would have paid ₹ 112 extra. At what price did he buy the chair?
1) ₹ 208
2) ₹ 224
3) ₹ 240
4) ₹ 248
5) ₹ 280
5. The salary of an employee increases consistently by 20% every year. If his present salary is ₹ 11500, then what will be his salary after three years?
1) ₹ 18548
2) ₹ 18816
3) ₹ 19264
4) ₹ 19872
5) ₹ 20108
6. Find the compound interest on ₹ 77500 in two years, the rate of interest being 10% for the first year and 12% for the second year.
1) ₹ 16840
2) ₹ 17980
3) ₹ 18260
4) ₹ 18840
5) None of these
7. Pipe X is 3 times faster than Pipe Y in filling a tank. If Pipe Y can fill the tank in 20 minutes, then how long will it take to fill the tank if both pipes are opened together?
1) 5 minutes
2) 8 minutes
3) 10 minutes
4) 12 minutes
5) None of these
8. There are 16 students in a class. Find the number of ways in which 5 students can be chosen to form a group.
1) 80
2) 524160
3) 4368
4) 21840
5) None of these
9. A bag contains 4 green, 5 red and 7 white balls. Three balls are drawn randomly. What is the probability that all three drawn balls are of different colours?
1) 1/4
2) 3/4
3) 2/17
4) 15/17
5) 3/16
10. A man can swim a certain distance downstream in 2 hours and return in 7 hours. If the rate of stream is 5 kmph then what is the speed of man in still water?
1) 7 kmph
2) 8 kmph
3) 9 kmph
4) 10 kmph
5) 11 kmph
Answers:
- 4
- 4
- 5
- 1
- 4
- 2
- 1
- 3
- 1
- 3
