# Square and Square Roots (IMO- Mathematics Olympiad Class 8): Questions 38 - 47 of 67

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## Question number: 38

» Square and Square Roots

MCQ▾

### Question

Square root of any number is________.

### Choices

Choice (4) Response

a.

Always positive

b.

Always negative

c.

Positive or negative

d.

Question does not provide sufficient data or is vague

## Question number: 39

» Square and Square Roots

MCQ▾

### Question

Which of the following is a perfect square?

### Choices

Choice (4) Response

a.

1777

b.

23457

c.

2500

d.

1638

## Question number: 40

» Square and Square Roots

MCQ▾

### Question

Square root of 1471369 is________.

### Choices

Choice (4) Response

a.

1312

b.

1123

c.

1213

d.

2131

## Question number: 41

» Square and Square Roots

MCQ▾

If , then can be

### Choices

Choice (4) Response

a.

13

b.

15

c.

12

d.

7

## Question number: 42

» Square and Square Roots

MCQ▾

### Question

The area of a square field is sq. m. The length of each side of the field is ________.

### Choices

Choice (4) Response

a.

1.92

b.

2.50

c.

4.00

d.

2.30

## Question number: 43

» Square and Square Roots

MCQ▾

= ________

### Choices

Choice (4) Response

a.

13

b.

17

c.

14

d.

15

## Question number: 44

» Square and Square Roots

MCQ▾

### Question

If then value of is________.

### Choices

Choice (4) Response

a.

4

b.

2

c.

3

d.

1

## Question number: 45

» Square and Square Roots

MCQ▾

### Question

If , and value of then

### Choices

Choice (4) Response

a.

1

b.

0

c.

3

d.

2

## Question number: 46

» Square and Square Roots

MCQ▾

### Question

The number must be subtracted from 2329 to get a perfect square is________.

### Choices

Choice (4) Response

a.

25

b.

10

c.

15

d.

20

## Question number: 47

» Square and Square Roots

MCQ▾

### Question

Square root of is________.

### Choices

Choice (4) Response

a.

0.5

b.

0.2

c.

0.4

d.

0.1

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