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Engineering
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11. | A sum of money amounts to Rs. 9800 after 5 years and Rs. 12005 after 8 years at the same rate of simple interest. The rate of interest per annum is? | ||
A. | 5% | ||
B. | 8% | ||
C. | 12% | ||
D. | 15% | ||
12. | What will be the ratio of simple interest earned by certain amount at the same rate of interest for 6 years and that for 9 years? | ||
A. | 1 : 3 | ||
B. | 1 : 4 | ||
C. | 2 : 3 | ||
D. | None of Above | ||
13. | 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. 35 | ||
B. | Rs. 245 | ||
C. | Rs. 350 | ||
D. | None of Above | ||