QUANTATIVE QUIZ BASED ON THE SIMPLE INTEREST

1. In what time will Rs. 500 amount to Rs. 625 at 5 per cent per annum?

(a) 6 years

(b) 5 years

(c) 10 years

(d) None of these

2. A man will get Rs. 87 as simple interest on Rs. 725 at 4% per annum in:

(a) 3 years

(b) 3.5 years

(c) 4 years

(d) 5 years

3. The difference between the interests received from two different banks on Rs. 1000 for 2 years is Rs. 20. Thus the difference between their interest rates is-

(a) 2

(b) 1

(c) 1.5

(d) 2.5

4. Ashok borrowed some money at the rate of 6 per cent per annum for the first two years, at the rate of 9 per cent 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 Rs. 11400 at the end of 9 years how much money did he borrow?

(a) Rs.16,000

(b) Rs.14,000

(c) Rs.18,000

(d) Rs.12,000

5. A sum of money becomes 6 times in 20 years at SI. Find the rate of interest.

(a) 20%

(b) 15%

(c) 16%

(d) 25%

6. A certain sum is invested for certain time. It amount to Rs. 450 at 7% per annum. But when invested at 5% per annum, it amounts to Rs. 350. Find the time.

(a) 50 years

(b) 60 years

(c) 45 years

(d) 40 years

7. At a 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?

(a) Rs.1720

(b) Rs.1680

(c) Rs.1600

(d) Not possible

8. A certain sum of money amounts to Rs. 5000 in 5 years at 10% per annum. In how many years will it amount to Rs. 6000 at the same rate?

(a) 8 years

(b) 6 years

(c) 10 years

(d) 9 years

9. A man wants to deposit Rs 46000 in accounts of his 2 son , who are presently 14 years and 16 years old in such a way so, that they can get equal amount at the time of attending 18 year. If rate of interest is 5%.Find the amount which deposits in the account of a older son?

(a) Rs.16,000

(b) Rs.24,000

(c) Rs.18,000

(d) Rs.12,000

10.what annual installment will discharge a debt of Rs.770 , Which will be due in 5 years at the rate interest 5% per annum . Find amount of each installment ?

(a) Rs.160

(b) Rs.140

(c) Rs.180

(d) Rs.120

ANSWER KEYS:
1.b
2.a
3.b
4.d
5.d
6.a
7.c
8.a
9.b
10.b