IMO Level 1- Mathematics Olympiad (SOF) Class 8: Questions 149 - 158 of 1040

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Question number: 149

» Square and Square Roots

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MCQ▾

Question

The square root of correct to two decimal places is

Choices

Choice (4) Response

a.

2.88

b.

2.33

c.

1.13

d.

2.86

Question number: 150

» Square and Square Roots

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MCQ▾

Question

Evaluate

Choices

Choice (4) Response

a.

17.72

b.

15

c.

15.2

d.

11.2

Question number: 151

» Square and Square Roots

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MCQ▾

Question

Squares of an odd numbers is always________.

Choices

Choice (4) Response

a.

Odd

b.

Even

c.

Question does not provide sufficient data or is vague

d.

All of the above

Question number: 152

» Square and Square Roots

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MCQ▾

Question

If , then equals________

Choices

Choice (4) Response

a.

20

b.

12

c.

19

d.

13

Question number: 153

» Square and Square Roots

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MCQ▾

Question

Between which two consecutive whole numbers does lie?

Choices

Choice (4) Response

a.

8 and 9

b.

10 and 11

c.

6 and 7

d.

9 and 10

Question number: 154

» Square and Square Roots

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MCQ▾

Question

The greatest three digit number, which is a perfect square is________.

Choices

Choice (4) Response

a.

961

b.

905

c.

925

d.

984

Question number: 155

» Square and Square Roots

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MCQ▾

Question

If , then can be

Choices

Choice (4) Response

a.

11

b.

13

c.

12

d.

20

Question number: 156

» Square and Square Roots

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MCQ▾

Question

If then value of is________.

Choices

Choice (4) Response

a.

0.4

b.

0.1

c.

0.3

d.

0.2

Question number: 157

» Square and Square Roots

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MCQ▾

Question

Evaluate

Choices

Choice (4) Response

a.

13.5

b.

11.2

c.

15.7

d.

12.00

Question number: 158

» Square and Square Roots

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MCQ▾

Question

Square root of any number is________.

Choices

Choice (4) Response

a.

Always positive

b.

Positive or negative

c.

Always negative

d.

All of the above