Quantitative Aptitude Questions and Answers - Simple Interest

11. The difference between simple interest and compound on Rs. 1200 for one year at 10% per annum reckoned half-yearly is:

A. Rs. 2
B. Rs.3
C. Rs.4
D. Rs. 5

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12. A and B each borrowed equal sums for 3 years at the rate of 5% simple and compound interest respectively. At the time of repayment B has to pay Rs. 76.25 more than A. The sum borrowed and the interest paid by A (in Rs.) is:

A. Rs. 10,000, Rs. 1,500
B. Rs. 11,000, Rs. 1,100
C. Rs. 10,000, Rs. 1,400
D. Rs. 9,000, Rs. 200

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13. Equal amounts of each Rs. 43,892 is lend to two persons for 3 years. One at the rate of 30% S.I. and second at the rate of 30% C.I. annually. By how much percent the C.I. is greater than the simple interest received in this 3 years duration?

A. 0.31
B. 0.32
C. 0.33
D. 0.34

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14. The compound interest on a certain sum for 2 years is Rs. 756 and S.I. is Rs. 720. If the sum is invested such that the S.I. is Rs. 1296 and the number of years is equal to the rate per cent per annum, Find the rate of interest?

A. 0.05
B. 0.08
C. 0.07
D. 0.06

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15. The compound interest on a certain sum for 2 years at a certain rate of interest is Rs 1025 and Simple Interest on the same sum, same time and same rate of interest is Rs 1,000. Then find the C.I for same sum in 3 years.

A. 1456.75
B. 1657.5
C. 1576.25
D. 1502.25

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16. A sum becomes triple in 6 years at S.I. The same sum will become 19 times in how many years?

A. 18 yrs
B. 36 yrs
C. 54 yrs
D. 72 yrs

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17. A lent Rs. 25000 to B for 4 years and Rs. 40,000 to C for 3 1/2 years and got Rs. 24,000 S.I from both B and C. Find the rate PCPA.

A. 5
B. 10
C. 15
D. 20

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18. A sum of money, simple interest for 2 years is Rs 660 and compound interest is Rs 696.30, the rate of interest being the same in both cases.

A. 0.11
B. 0.08
C. 0.13
D. 0.09

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19.  If the simple interest on a sum of money for 2 years at 5% per annum is Rs.50, what is the compound interest on the same at the same rate and for the same time?

A. 50.75
B. 51.25
C. 52.5
D. 53.75

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20.  A certain amount earns simple interest of Rs. 1750 after 7 years. Had the interest been 2% more, how much more interest would it have earned?

A. Rs. 350
B. Rs. 245
C. Rs. 290
D. Cannot be determined

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