IMO Level 1- Mathematics Olympiad (SOF) Class 8: Questions 150 - 160 of 1042

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Question 150

Question

MCQ▾

Evaluate

Choices

Choice (4)Response

a.

17.72

b.

15

c.

15.2

d.

11.2

Question 151

Question

MCQ▾

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 152

Question

MCQ▾

If , then equals________

Choices

Choice (4)Response

a.

20

b.

12

c.

19

d.

13

Question 153

Question

MCQ▾

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 154

Question

MCQ▾

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

Choices

Choice (4)Response

a.

961

b.

905

c.

925

d.

984

Question 155

Question

MCQ▾

If , then can be

Choices

Choice (4)Response

a.

11

b.

13

c.

12

d.

20

Question 156

Question

MCQ▾

If then value of is________.

Choices

Choice (4)Response

a.

0.4

b.

0.1

c.

0.3

d.

0.2

Question 157

Question

MCQ▾

Evaluate

Choices

Choice (4)Response

a.

13.5

b.

11.2

c.

15.7

d.

12.00

Question 158

Question

MCQ▾

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

Question 159

Question

MCQ▾

Which of the following is a perfect square?

Choices

Choice (4)Response

a.

1777

b.

1638

c.

2500

d.

23457

Question 160

Question

MCQ▾

Square root of 1471369 is________.

Choices

Choice (4)Response

a.

1213

b.

2131

c.

1123

d.

1312