1. What would be the simple interest obtained on a principal of Rs.11,050 after six years at the rate of 5% per annum?
A) Rs.3320 B) Rs.3315 C) Rs.3300 D) Rs.3350 E) None of these
2. If the total amount of simple interest on a sum of money at the rate of 8% per annum in 4 years is Rs.571.20, then what is the principal?
A) Rs.1725 B) Rs.1745 C) Rs.1765 D) Rs.1785 E) Rs.1825
3. The simple interest accrued on an amount of Rs.12,450 at the end of 6 years is Rs.8964. What is the rate of interest per year?
A) 8% B) 14% C) 10% D) 12% E) 15%
4. A certain sum of money amounts to Rs.720 in 2 years and Rs.870 in 4.5 years. Find the sum and the rate of interest.
A) Rs.600, 10% B) Rs.600, 12% C) Rs.620, 12% D) Rs.660, 12% E) None of these
5. A sum of money becomes 9 times in 20 years. Find the 10 times of rate of interest.
A) 350% B) 45% C) 400% D) 250% E) None of these
6. Rs.16,000 was invested for three years, partly in scheme A at the rate of 5% simple interest per annum and partly in scheme B at the rate of 8% simple interest per annum. The total interest received at the end was Rs.3480. What amount of money was invested in scheme A?
A) Rs.6000 B) Rs.6500 C) Rs.4500 D) Rs.4000 E) Rs.8000 27
7. A sum at the simple interest at % 2 per annum amounts to Rs.2502.50 after 4 years. Find the sum.
A) Rs.1345 B) Rs.1625 C) Rs.2502 D) Rs.1825 E) Rs.2065
8. A sum of Rs.800 amounts to Rs. 20 in 3 years at simple interest. If the interest rate is increased by 3%, it would amount to how much?
A) Rs.652 B) Rs.752 C) Rs.992 D) Rs.562 E) Rs.872
9. A sum of Rs.1550 was lent partly at 5% and partly at 8% p.a. simple interest. The total interest received after 3years was Rs.300. The ratio of the money lent at 5% to that lent at 8% is:
A) 5 : 8 B) 8 : 5 C) 16 : 15 D) 31 : 6 E) 14 : 9
10. Acertain sum in certain time becomes Rs.500 at the rate of 8% per annum S.I. and the same sum amounts to Rs.200 at the rate of 2% S.I. in the same duration. Find the sum and time.
A) Rs.120, 25 years B) Rs.100, 50 years C) Rs.180, 56 years D) Rs.200, 60 years E) Rs.250, 65 years
11. Jayanthi deposited Rs.500 for 2 years and Rs.300 for 3 years at the same rate simple interest and required only Rs.190 as interest. What was the rate% p.a.?
A) 11% B) 15% C) 10% D) 9% E) 12%
12. S.I. for a sum of 1550 for 2 years Rs.20 more than the S.I. for Rs.1450 for the same duration. Find the rate of interest.
A) 5% B) 10% C) 15% D) 24% E) 30%
13. The simple interest on a certain sum for 8 months at 4% per annum is Rs.129 less than the simple interest on the same sum for 15 months at 5% per annum. What is the sum?
A) Rs.2580 B) Rs.2400 C) Rs.2529 D) Rs.2900 E) Rs.3600
14. Vinitha deposited Rs.8000 at simple interest which amounted to Rs.9200 after 3 years. Had the interest been 2% more, how much amount she would have got?
A) Rs.1680 B) Rs.9680 C) Rs.9272 D) Rs.2680 E) None of these
Key
1-B; 2-D; 3-D; 4-A ; 5-C; 6-D; 7-B; 8-C; 9-C; 10-B; 11-C; 12-B; 13-E; 14-A.
