IBPS PO Prelims 2020 - Quantitative Aptitude
IBPS PO Prelims 2020 - Quantitative Aptitude - Important Points
| 11. | A man invested a sum at a certain rate of interest on simple interest and he got 60% more amount after eight year. If he invests Rs. 9600 at the same rate of interest on SI, then find the total interest he would get after four years? |
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A. 3840 Rs.
B. 2880 Rs.
C. 2520 Rs.
D. 2160 Rs.
E. 2260 Rs.
View Answer Discuss Work SpaceAnswer: option b
Explanation:
Answer: B
| 12. | A is 40% more efficient than B and both together can complete a work in 9 (3/8) days. If A work for first five days alone and remaining work complete by B, then find in how many days total work will be competed? |
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A. 20 (1/2) days
B. 16 days
C. 15 (1/5) days
D. 20 days
E. 18 (1/5) days
View Answer Discuss Work SpaceAnswer: option a
Explanation:
Answer: A
| 13. | Train ‘A’ running at speed of 54 km/hr crosses a platform of length same as that of the train in 36 sec. If train B, which is 230 meters long crosses the same platform in 25 sec, then find speed of train B (in km/hr)? |
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A. 54 km/hr
B. 72 km/hr
C. 84 km/hr
D. 90 km/hr
E. 108 km/hr
View Answer Discuss Work SpaceAnswer: option b
Explanation:
Answer: B
| 14. | Four years ago, ratio of age of A and B was 3 : 4. Average of present age of A, B and C is 26 years. C is 11 years younger than B. what is the present age of B? |
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A. 25 years
B. 21 years
C. 22 years
D. 32 years
E. 26 years
View Answer Discuss Work SpaceAnswer: option d
Explanation:
Answer: D
| 15. | A man deposit 10% of his salary in PF. He saves 30% of the remaining. The ratio of his expense on medicine and groceries is 3 :4 of the remaining salary after saving. If his expense on the medicine was Rs 2700. Find the monthly salary. |
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A. Rs 10,000
B. Rs 15,000
C. Rs 30,000
D. Rs 20,000
E. None of these
View Answer Discuss Work SpaceAnswer: option a
Explanation:
Answer: A