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Problems on Simple Interest

Q11. Find S.I on Rs. 16250 at 6% p.a. for 73 days
(a) 173
(b) 195
(c) 220
(d) 237

Q12.

Find S.I on Rs. 5400 at 5 2 % p.a for 6 months
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(a) 153
(b) 165
(c) 193
(d) 201

Q13. A sum when reckoned at 10% S.I amounts to Rs. 2400 in 4 years. Find the sum.
(a) 1575.75
(b) 1610.30
(c) 1612.50
(d) 1714.30

Q14. A certain sum is invested on simple interest. If it trebles in 5 years, what is the rate of interest ?
(a) 25 %
(b) 35 %
(c) 40 %
(d) 50 %

Q15. In how many years, a sum will be thrice of it at the rate of 10% per annum ?
(a) 8 years
(b) 10 years
(c) 15 years
(d) 20 years



Q16. A man invests 1/2 of his capital at 6% per annum, 1/3 at 9% per annum and the remainder at 10% per annum. If his annual income is Rs. 560, the capital is
(a) 6384.15
(b) 6825.75
(c) 7219.20
(d) 7304.35

Q17. The sum of money that will give Rs. 1 as simple interest per day at the rate of 4% per annum is
(a) 9036
(b) 9125
(c) 9810
(d) 9985

Q18. The difference between the interest received from two different banks on Rs. 4000 for 2 years is Rs. 20. The difference between their rates is
(a) 0.23
(b) 0.25
(c) 0.33
(d) 0.47

Q19. A sum of Rs. 500 amounts to Rs. 620 in 4 years. What will it amount to if the rate of interest is increased by 2% ?
(a) 590
(b) 630
(c) 660
(d) 720

Q20. The simple interest at x% per annum for x years will be Rs. x on a sum of
(a) 75/x
(b) 100/x
(c) 120/x
(d) 150/x


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