Q1. A sum of Rs. 4000 is lent for 5 years at the rate of 15% per annum. Find the interest.
(d) None of these
Q2. A sum of money becomes 6 times in 20 years at S.I. find the rate of interest.
Q3. In what time does a sum of money become four times at the simple interest rate of 10% per annum?
(a) 30 years
(b) 25 years
(c) 35 years
(d) 40 years
Q4. Ashok borrowed some money at the rate of 6% per annum for the first two years, at the rate of 9% per annum for the next three years and at the rate of 14% per annum for the period beyond five years. If he pays a total interest of 11400 at the end of 9 years. How much money did he borrow?
Q5. What principal will amount to 560 in 3 years at 4 percent per annum simple interest?
Q6. A man wants to invest Rs. 3900 in account of his two sons who are 14 years and 16 years old in such a way that they will get equal amount at the time of attaining the age 18 years. If rate of interest per annum is 10% then find the amount he deposit in account of his younger son?
Q7. A certain sum of money amounts of 5000 in five years at 10% per annum. In how many years will it amount to 6000 at the same rate?
(a) 8 years
(b) 6 years
(d) 9 years
Q8. A man had 2000, part of which he lent at 5% and the rest at 4% the whole annual interest was 92. How much did he lent at 5%
Q9. A sum of money becomes five times at the simple interest rate of 8% per annum. At what % will it become seven fold at same time.
Q10. If Rahim deposited the same amount of Rs. x in a bank at the beginning of successive 3 years and the bank pays compound interest at 5% per annum, then the amount at his credit at the end of 3rd year will be?
Q11. The effective annual rate of interest, corresponding to a nominal rate of 6% per annum payable half yearly at compound interest.
Q12. If x, y, z are three sum of money such that y is the simple interest on x and z is the simple interest on y for the same time and at the same rate of interest, then we have:
(b) xyz = 1
Q13. At certain rate of simple interest Rs. 1600 amounted to Rs. 1840 in 5 years. If the rate of interest be decreased by 3%, what will be the amount after 5 years?
(d) Not possible
Q14. The difference between the interest received from two different banks on 450 for 4 years is Rs. 18. Find the difference between their rates?
Q15. A sum of money lent out at simple interest amounts to Rs. 460 in 3 years while in 5 years it amount to Rs. 500. Find the rate of interest?