# Number System (IMO- Mathematics Olympiad (SOF) Class 9): Questions 20 - 29 of 103

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## Question number: 20

» Number System

MCQ▾

### Question

The rationalizing factor of is ________.

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 21

» Number System

MCQ▾

### Question

The value of equal to ________.

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 22

» Number System

MCQ▾

### Question

The 100th root of is ________.

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 23

» Number System

MCQ▾

### Question

The lowest number between and is ________.

### Choices

Choice (4) Response

a.

b.

c.

Question does not provide sufficient data or is vague

d.

All of the above

## Question number: 24

» Number System

MCQ▾

### Question

If , find the value of

### Choices

Choice (4) Response

a.

5

b.

8

c.

6

d.

7

## Question number: 25

» Number System

MCQ▾

### Question

If and , then is________.

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 26

» Number System

MCQ▾

### Question

Find the values of a and b if

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 27

» Number System

MCQ▾

### Question

The numerator of is ________.

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 28

» Number System

MCQ▾

### Question

The value of x, if is ________.

### Choices

Choice (4) Response

a.

5

b.

3

c.

25

d.

4

## Question number: 29

» Number System

MCQ▾

### Question

If and, then the value of is________.

### Choices

Choice (4) Response

a.

6.5

b.

5.9

c.

9.5

d.

5.5

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