| 1. | If a sum of money compounded annually becomes 1.44 times of itself in 2 years, then the rate of interest per annum is ? | |
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25%
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22%
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21%
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20%
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Report Question| 2. | A sum of money placed at compound interest doubles itself in 4 years. In how many years will it amount to four times itself ? | |
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12 years
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13 years
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8 years
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16 years
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| 3. | A sum of 12,000, deposited at compound interest becomes double after 5 years. How much will it be after 20 years ? | |
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1,44,000
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1,20,000
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1,50,000
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1,92,000
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| 4. | A sum of money becomes eight times of itself in 3 years at compound interest. The rate of interest per annum is ? | |
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100%
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80%
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20%
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10%
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| 5. | The compound interest on a certain sum for 2 years at 10% per annum is Rs. 525 . The simple interest on the same sum for double the time at half the rate per cent per annum is ? | |
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Rs. 520
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Rs. 550
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Rs. 500
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Rs. 515
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| 6. | A sum of money invested at compound interest amounts in 3 years to 2,400 and in 4 years to 2,520. The interest rate per annum is ? | |
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5%
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6%
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10%
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12%
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| 7. | A sum of money invested at compound interest amounts to 650 at the end of first year and 676 at the end of second year. The sum of money is ? | |
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600
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540
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625
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560
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| 8. | An amount of money at compound interest grows up to 3,840 in 4 years and up to 3,936 in 5 years. Find the rate of interest ? | |
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2.5%
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2%
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3.5%
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2.05%
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| 9. | A sum of money amounts to 4,840 in 2 years and to 5,324 in 3 years at compound interest compounded annually. The rate of interest per annum is ? | |
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10%
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9%
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11%
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8%
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| 10. | The income of a company increases 20% per year. If the income is Rs. 26,64,000 in the year 2012, then its income in the year 2010 was ? | |
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Rs. 28,55,000
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Rs. 18,50,000
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Rs. 28,20,000
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Rs. 21,20,000
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