# IMO Level 1- Mathematics Olympiad (SOF) Class 10: Questions 23 - 32 of 968

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## Question 23

MCQ▾

is ________

### Choices

Choice (4)Response

a.

An integer

b.

A rational number

c.

A natural number

d.

An irrational number

## Question 24

### Question

MCQ▾

If ‘a’ and ‘b’ are rational numbers and , then b = ________

### Choices

Choice (4)Response

a.

4

b.

7

c.

6

d.

8

## Question 25

### Question

MCQ▾

If , then s equals________

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 26

### Question

MCQ▾

Value of is ________

### Choices

Choice (4)Response

a.

4

b.

0

c.

2

d.

1

## Question 27

### Question

MCQ▾

A circular field has a circumference of 360 km. Two cyclists Sumeet and Samrat start together and can cycle at speeds of 12 km/hr and 15 km/hr respectively round the circular field. After how many hours will they meet again at the starting point?

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 28

MCQ▾

________

### Choices

Choice (4)Response

a.

15

b.

3

c.

4

d.

10

## Question 29

### Question

MCQ▾

If , then t is equal to ________

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 30

### Question

MCQ▾

Value of is ________

### Choices

Choice (4)Response

a.

1

b.

2

c.

0

d.

4

## Question 31

### Question

MCQ▾

If , where a , b , c , d are consecutive natural numbers, then which of the following is true?

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 32

### Question

MCQ▾

Rationalizing factor of is ________

### Choices

Choice (4)Response

a.

b.

c.

d.