# Number System (IMO- Mathematics Olympiad (SOF) Class 9): Questions 60 - 68 of 103

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## Question number: 60

» Number System

MCQ▾

### Question

If and , then abc equals ________.

### Choices

Choice (4) Response

a.

b.

c.

d.

5

## Question number: 61

» Number System

MCQ▾

### Question

0.3333…. . can be expressed in rational form as ________.

### Choices

Choice (4) Response

a.

b.

3

c.

d.

## Question number: 62

» Number System

MCQ▾

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 63

» Number System

MCQ▾

### Question

On simplifying , we get ________.

### Choices

Choice (4) Response

a.

3

b.

4

c.

1

d.

2

## Question number: 64

» Number System

MCQ▾

### Question

The last digit of the value of the number is________.

### Choices

Choice (4) Response

a.

9

b.

4

c.

1

d.

0

## Question number: 65

» Number System

MCQ▾

The value of is

### Choices

Choice (4) Response

a.

Equal to

b.

Greater than

c.

Less than

d.

Equal to

## Question number: 66

» 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: 67

» Number System

MCQ▾

### Question

The value of is ________.

### Choices

Choice (4) Response

a.

1.06

b.

c.

d.

1.00

## Question number: 68

» Number System

MCQ▾

### Question

The number can be expressed in the for m, where p and q are positive integers having no common factors. Then equals________.

### Choices

Choice (4) Response

a.

829

b.

929

c.

429

d.

729

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