## Simple Interest Aptitude Test Paper 26.) A sum invested at the rate of interest 5% S.I grows to Rs. 5400 in 4 years. The same amount in 3 years at the rate of 10% per annum S.I will grow to - Rs. 5850
- Rs. 5800
- Rs. 5750
- Rs. 5700
The Correct answer is (A)
Let the sum be Rs. X Amount = Rs. 5400 Number of years = 4 Rate of interest = 5% R = 10% T = 3 years P= Rs. 4500 7.) A sum of money at simple interest becomes Rs. 3000 in 2 years and Rs. 3540 in 5 years. Find the rate of interest. - 4 %
- 4.5 %
- 5%
- 6%
The Correct answer is (D)
After two years the amount is 3000 and in the next three years it becomes Rs. 3540. So, we have: P = Rs. 3000 Amount = Rs. 3540 Interest = 3540 - 3000 = 540 Number of years = 3 years Rate of interest =? 8.) A moneylender charges Rs. 180 as simple interest on a sum of Rs. 600 for four months. What is the rate of interest per annum? - 80%
- 85%
- 90%
- 95%
The Correct answer is (C)
Principal = Rs. 600 Interest = Rs. 180 9.) A sum of money amounts to 3300 in 2 years and Rs. 3600 in 5 years. What is the principal amount? - Rs. 2700
- Rs. 2850
- Rs. 2950
- Rs. 3100
The Correct answer is (D)
After two years the amount is Rs. 3300 and in the next three years it becomes Rs. 3600. Therefore, S.I for three years = 3600 -3300 = 300 S.I for one year = 300/( 3 ) = 100 S.I for two years = 100 * 2 = 200 Principal = 3300 - 200 = Rs. 3100 10.) An agent allows a rebate of 4% to an investor while the bank pays an interest of 14% on the investment. What is the actual rate of interest earned by the investor on his investment? - 18.75%
- 18%
- 17.75 %
- 16%
The Correct answer is (A)
Let the investor invests Rs. 100 Rebate given = 4% So, the actual investment = 100 - 4 = 96 The bank pays interest of 14% on the investment which is Rs. 100 without rebate and Rs. 96 with rebate. Aptitude Simple Interest Test Paper 1 Simple Interest Concepts Next TopicProblem on Trains Test Paper 1 |