**Question 1:** If the simple interest on Rs 500 increases by Rs 10 when time increases by 4 years. Find the rate per annum.

(a) 0.5%

(b) 0.2%

(c) 0.3%

(d) 0.7%

### Answers and Explanations

**Question 2:** If the SI on Rs 1000 be more than the interest on 800 by Rs 80 in 4 years, find the rate per annum.

(a) 12.5%

(b) 10%

(c) 7.5%

(d) 7%

### Answers and Explanations

**Question 3:** A man deposits Rs 500at 4% per annum and Rs 600 at 5% per annum. Find the rate of interest for the whole sum.

(a) 40/11%

(b) 30/11%

(c) 40/11%

(d) 50/11%

### Answers and Explanations

**Question 4:** A certain amount is invested for certain time. When invested at 9% it amounts to Rs 200 but when it was invested at 2% it amounts to Rs 50. find the time.

(a) 300%

(b) 100%

(c) 150%

(d) 250%

### Answers and Explanations

**Question 5:** A sum of money amounts to 200 in 2 years and to 400 in 5 years. What will be the sum?

(a) 200/3

(b) 400/3

(c) 133/3

(d) 166/3

### Answers and Explanations

### Simple Interest (Complete Lesson): Table of Contents

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