# Number System (IMO- Mathematics Olympiad (SOF) Class 9): Questions 69 - 77 of 103

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## Question number: 69

» Number System

MCQ▾

The value of

### Choices

Choice (4) Response

a.

b.

0

c.

d.

1

## Question number: 70

» Number System

MCQ▾

### Question

If and, then the value of is________.

### Choices

Choice (4) Response

a.

4.398

b.

3.398

c.

5.398

d.

6.398

## Question number: 71

» Number System

MCQ▾

### Question

If , then N equals________.

### Choices

Choice (4) Response

a.

1

b.

c.

d.

## Question number: 72

» Number System

MCQ▾

### Question

If, then x is________.

### Choices

Choice (4) Response

a.

11

b.

44

c.

45

d.

176

## Question number: 73

» Number System

MCQ▾

### Question

The ascending order of the surds is________.

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 74

» Number System

MCQ▾

### Question

On simplifying , we get ________.

### Choices

Choice (4) Response

a.

4

b.

3

c.

2

d.

1

## Question number: 75

» Number System

MCQ▾

### Question

1.654654……. . can be expressed in rational form as ________.

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 76

» Number System

MCQ▾

### Question

If both ‘a’ and ‘b’ are rational numbers, then ‘a’ and ‘b’ from , are ________.

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 77

» Number System

MCQ▾

### Question

The rationalizing factor of is ________.

### Choices

Choice (4) Response

a.

b.

c.

d.

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