# NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 22 - 29 of 1484

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## Question number: 22

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MCQ▾

### Question

If be the rational numbers such the andthen________

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 23

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MCQ▾

### Question

The sum of 2 rational and irrational number is always

### Choices

Choice (4) Response

a.

Rational

b.

Irrational

c.

Question does not provide sufficient data or is vague

d.

All of the above

## Question number: 24

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MCQ▾

### Question

Set of natural numbers is a subset of

### Choices

Choice (4) Response

a.

Set of even numbers

b.

Set of composite numbers

c.

Set of real numbers

d.

Set of odd numbers

## Question number: 25

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MCQ▾

### Question

Which of the following is not a rational number?

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 26

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MCQ▾

The value of is

### Choices

Choice (4) Response

a.

2.23

b.

1.72

c.

1.41

d.

2.59

## Question number: 27

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MCQ▾

### Question

If X: Every fraction is a rational number and,

Y: Every rational number is a fraction,

Then which is the correct option?

### Choices

Choice (4) Response

a.

X and Y true

b.

X is false and Y is true

c.

X and Y false

d.

X is true and Y is false

## Question number: 28

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MCQ▾

### Question

Representation of in a rational number form is,

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 29

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MCQ▾

### Question

The product of two irrational number is

### Choices

Choice (4) Response

a.

An irrational number

b.

Either A or B

c.

Rational number

d.

All of the above

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