IMO- Mathematics Olympiad Class 8: Questions 142 - 151 of 1029

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Question number: 142

» Square and Square Roots

MCQ▾

Question

Between which two consecutive whole numbers does 48 lie?

Choices

Choice (4) Response

a.

6 and 7

b.

10 and 11

c.

9 and 10

d.

8 and 9

Question number: 143

» Square and Square Roots

MCQ▾

Question

Between which two consecutive whole numbers does 85 lie?

Choices

Choice (4) Response

a.

7 and 8

b.

9 and 10

c.

8 and 9

d.

10 and 11

Question number: 144

» Square and Square Roots

MCQ▾

Question

Find the smallest square number which is exactly divisible by 2, 3, 9, 15 and 30 is, ________

Choices

Choice (4) Response

a.

100

b.

500

c.

180

d.

900

Question number: 145

» Square and Square Roots

MCQ▾

Question

The greatest two digit number, which is a perfect square is ________.

Choices

Choice (4) Response

a.

64

b.

16

c.

17

d.

81

Question number: 146

» Square and Square Roots

MCQ▾

Question

Square root of 0.4846.4×0.19612.1×3.64.9 is________.

Choices

Choice (4) Response

a.

1

b.

0

c.

3

d.

2

Question number: 147

» Square and Square Roots

MCQ▾

Question

The square root of 152 correct to two decimal places is

Choices

Choice (4) Response

a.

2.74

b.

2.86

c.

2.33

d.

2.88

Question number: 148

» Square and Square Roots

MCQ▾

Question

If (99252)=x+1 , then x equals________

Choices

Choice (4) Response

a.

45

b.

25

c.

35

d.

15

Question number: 149

» Square and Square Roots

MCQ▾

Question

The square root of 2318 correct to two decimal places is

Choices

Choice (4) Response

a.

2.88

b.

2.86

c.

2.33

d.

1.13

Question number: 150

» Square and Square Roots

MCQ▾

Question

Evaluate 325100+7(3)

Choices

Choice (4) Response

a.

15.2

b.

17.72

c.

15

d.

11.2

Question number: 151

» Square and Square Roots

MCQ▾

Question

Squares of an odd numbers is always________.

Choices

Choice (4) Response

a.

Even

b.

Odd

c.

Question does not provide sufficient data or is vague

d.

All of the above

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