Simple Interest MCQ Set 5
SIMPLE INTEREST MCQ SET 5
1. In how many years will the simple interest on a sum of money be equal to the 5 time of principal at rate of 25% p.a.?
(a)16
(b)8
(c)20
(d)10
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Answer: C
2. A sum doubles in seven years at simple interest . In how many years will the sum become five times the original sum?
(a)35
(b)21
(c)28
(d)30
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Answer: C
3. A sum doubles in six years at simple interest . In how many years will the sum become ten times the original sum?
(a)27
(b)54
(c)45
(d)36
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Answer: B
4. A sum at simple interest becomes two times in 8 years at a certain rate of interest p.a. The time in which the same sum will be 4 times at the same rate of interest at simple interest is :
(a)30 years
(b)25 years
(c)24 years
(d)20 years
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Answer: C
5. A certain sum of money becomes three times of itself in 20 years at simple interest . In how many years does it become double of itself at the same rate of simple interest ?
(a)8 years
(b)10 years
(c)12 years
(d)14 years
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Answer: B
6. A certain sum of money becomes 4 times in 12 years when invested at simple interest . In how many years will it become 10 times of itself at the same rate ?
(a)60
(b)48
(c)24
(d)36
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Answer: D
7. What is that rate of simple interest at which a sum of money becomes three times of itself in 36 years?
(a)7.28 percent
(b)6.86 percent
(c)5.55 percent
(d)6.28 percent
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Answer: C
8. In how many least number of complete years will a sum of money become more than four times of itself at the rate of 14 percent per annum on simple interest?
(a)20 years
(b)25 years
(c)29 years
(d)22 years
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Answer: D
9. After certain time ratio of principle and amount is 5 : 6 after 8 years their ratio become 1 : 2 . Find rate of interest
(a)15%
(b)10%
(c)20%
(d)12%
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Answer: B
10. After certain time ratio of principle and amount is 5 : 6 after 6 years their ratio become 2 : 3 . Find rate of interest .
(a)10%
(b)5%
(c)15%
(d)20%
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Answer: B