# Compound Interest Questions

0
470
1. A sum of money doubles itself in 4 years at compound interest. When will it amounts to 8 times itself at the same rate of interest ?
1. 12 years
2. 24 years
3. 18 years
4. 16 years

### Answer is a

2. If the amount on a certain principle in 3years at 12% rate of interest compounded annually is Rs. 12,000, what will be the amount (in Rs.) after the 4th year?

1. 15440
2. 14550
3. 14330
4. 13440

### Answer is d

3. A certain grows at an annual interest rate of 12%, compounded monthly. Which of the following equations can be solved to find the number of years, y, that it would take for the investment to increase by a factor of 64?

1. 1/64 = (1.04)12y
2. 8=(1.01)6y
3. 64=(1.04)12y
4. 64=(1.04)12y

### Answer is c

4. Compound interest on a sum of money for 2years at 4 percent per annum is ₹2,448. After 2 Years the simple interest of the same sum of money at the same rate of interest will be

1. ₹ 2400
2. ₹ 2250
3. ₹ 2500
4. ₹ 2360

### Answer is a

5. If the compound interest at a rate of 5% per annum for 2 years on a certain sum of money is ₹246. Then the simple interest on an equivalent sum for 3 years at a rate of 6% once a year is

1. ₹450
2. ₹432
3. ₹435
4. ₹430

### Answer is b

Read More: Compound Interest Concepts