# Numerical Ability-Simple Interest (CSIR (Council of Scientific & Industrial Research) Part A Aptitude): Questions 30 - 36 of 41

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## Question number: 30

» Numerical Ability » Simple Interest

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### Question

A certain sum is invested on simple interest. It becomes four times in how many years, when rate of interest ?

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 31

» Numerical Ability » Simple Interest

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### Question

Simple interest on a certain sum is of the sum. Find the rate of interest if both rate of interest and time are equal?

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 32

» Numerical Ability » Simple Interest

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### Question

A money lender charged as a simple interest on a loan of for . What was the rate percent per annum?

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 33

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A man took loan from a bank at the rate of per annum simple interest. After years he had to pay interest only for the period. The principal amount borrowed by him was:

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 34

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### Question

What will be the difference in simple interest and compound interest at the rate of per annum on a sum of after year?

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 35

» Numerical Ability » Simple Interest

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### Question

What will be the ratio of simple interest earned by certain amount at the same rate of interest for and that for ?

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 36

» Numerical Ability » Simple Interest

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### Question

Divesh invested amounts in two different schemes and for five years in the ratio of respectively. Schemes offers simple interest and bonus equal to of the amount of interest earned in years on maturity. Schemes offers simple interest. If the amount invested in schemes was , what was the total amount received on maturity from both the scemes?

### Choices

Choice (4)Response

a.

b.

c.

d.

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