# SSC CGL (SSC Combined Graduate Level) Mathematics: Questions 25 - 32 of 425

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## Question number: 25

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### Question

8 years ago, the ages (in years) of A and B were in the ratio 3: 4; and 8 years hence they will be in the ratio 6: 7. The present age of A is

### Choices

Choice (4) Response

a.

48 years

b.

36 years

c.

64 years

d.

24 years

## Question number: 26

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MCQ▾

### Question

The sum of all the digits of the numbers from 1 to 100 is

### Choices

Choice (4) Response

a.

5050

b.

903

c.

900

d.

901

## Question number: 27

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MCQ▾

### Question

The sum and product of two numbers are 5 and 21 respectively. The sum of their reciprocal will be

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 28

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### Question

If the length of rectangle is diminished in the ratio 8: 7 and its breadth is increased in the ratio 5: 6 then its area will be increased in the ratio

### Choices

Choice (4) Response

a.

7: 8

b.

20: 21

c.

14: 15

d.

6: 5

## Question number: 29

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MCQ▾

### Question

If , then a is equal to

### Choices

Choice (4) Response

a.

2

b.

c.

3

d.

## Question number: 30

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MCQ▾

then is equal to

### Choices

Choice (4) Response

a.

76

b.

55

c.

0

d.

21

## Question number: 31

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MCQ▾

### Question

Find the missing number for below series

### Choices

Choice (4) Response

a.

954

b.

1001

c.

1024

d.

892

## Question number: 32

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MCQ▾

is equal to

### Choices

Choice (4) Response

a.

0.037

b.

0.027

c.

0.729

d.

0.009

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