Mathematics-Square and Square Roots [NSTSE (National Science Talent Search Exam- Unified Council) Class 8]: Questions 1 - 12 of 64

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Question 1

Square and Square Roots

Question

MCQ▾

The value of is:

Choices

Choice (4)Response

a.

235

b.

208

c.

178

d.

None of the above

Question 2

Square and Square Roots

Question

MCQ▾

The least number of 4 digits which is a perfect square is:

Choices

Choice (4)Response

a.

1004

b.

1016

c.

1000

d.

1024

Question 3

Square and Square Roots

Question

MCQ▾

The least perfect square which is divisible by 2,4, 6 is:

Choices

Choice (4)Response

a.

24

b.

28

c.

16

d.

36

Question 4

Square and Square Roots

Question

MCQ▾

Which of the following is a Pythagorean triplet?

Choices

Choice (4)Response

a.

(6,7, 10)

b.

(2,4, 5)

c.

(7,24, 25)

d.

All of the above

Question 5

Square and Square Roots

Question

MCQ▾

The value of is:

Choices

Choice (4)Response

a.

101

b.

1

c.

1,215

d.

None of the above

Question 6

Square and Square Roots

Question

MCQ▾

The value of is close to ________.

Choices

Choice (4)Response

a.

0

b.

1.51

c.

1.8

d.

1.6

Question 7

Square and Square Roots

Question

MCQ▾

Square root of is:

Choices

Choice (4)Response

a.

0.5

b.

0.2

c.

0.12

d.

0.26

Question 8

Square and Square Roots

Question

MCQ▾

The square root of 2,75, 625 is:

Choices

Choice (4)Response

a.

635

b.

225

c.

345

d.

525

Question 9

Square and Square Roots

Question

MCQ▾

If , then x = ________.

Choices

Choice (4)Response

a.

25

b.

5

c.

1

d.

2

Question 10

Square and Square Roots

Question

MCQ▾

Square root of is:

Choices

Choice (4)Response

a.

0.45

b.

3

c.

1.75

d.

1

Question 11

Square and Square Roots

Question

MCQ▾

The square root of is:

Choices

Choice (4)Response

a.

b.

c.

d.

None of the above

Question 12

Square and Square Roots

Question

MCQ▾

The smallest number by which 252 must be multiplied so that the product becomes a perfect square is:

Choices

Choice (4)Response

a.

2

b.

3

c.

7

d.

5

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