1. In 3 years Rs. 3000 amounts to Rs. 3993 at x% compound interest, compounded annually. The value of x is ?

10

8

5

13

Answer: 10

Explanation:


2. The compound interest on a certain sum of money at a certain rate for 2 years is 40.80 and the simple interest on the same sum is 40 at the same rate and for the same time. The rate of interest is ?

2% per annum

3% per annum

4% per annum

5% per annum

Answer: 4% per annum

Explanation:


3. The compound interest on a certain sum of money for 2 years at 10% per annum is 420. The simple interest on the same sum at the same rate and for the same time will be ?

350

375

380

400

Answer: 400

Explanation:


4. On a certain sum of money, the simple interest for 2 years is Rs. 350 at the rate of 4% per annum. If it was invested at compound interest at the same rate for the same duration as before, how much more interest would be earned ?

Rs. 3.50

Rs. 7

Rs. 14

Rs. 35

Answer: Rs. 7

Explanation:


5. The difference between the compound interest (compounded annually) and the simple interest on a sum of 1000 at a certain rate of interest for 2 years is 10. The rate of interest per annum is ?

5%

6%

10%

12%

Answer: 10%

Explanation:


6. The difference between compound interest (compounded annually) and simple interest on a certain sum of money at 10% per annum for 2 years is 40. The sum is ?

4000

3600

4200

3200

Answer: 4000

Explanation:


7. On a certain sum of money lent out at 16% p.a. the difference between the compound interest for 1 year, payable half yearly, and the simple interest for 1 year is 56. The sum is ?

1080

7805

8750

5780

Answer: 8750

Explanation:


8. The difference between the compound interest and simple interest on a certain sum for 2 years at 10% per annum is 300. Find the sum ?

31,000

31,500

30,000

30,500

Answer: 30,000

Explanation:


9. A sum of money on compound interest amounts to 10648 in 3 years and 9680 in 2 years. The rate of interest per annum is ?

5%

10%

15%

20%

Answer: 10%

Explanation:


10. A sum of money on compound interest amounts to 10648 in 3 years and 9680 in 2 years. The rate of interest per annum is ?

5%

10%

15%

20%

Answer: 10%

Explanation: