IMO Level 1- Mathematics Olympiad (SOF) Class 7: Questions 21 - 27 of 1022

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Question number: 21

» Number System

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MCQ▾

Question

The value of is ________.

Choices

Choice (4) Response

a.

144

b.

c.

0

d.

240

Question number: 22

» Number System

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MCQ▾

Question

Which of the following number sentence below best describes the problem shown on the number line?

Number line with problem is given

Number Line with Problem is Given

Find out the number sentence that describes the problem given on the number line

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 23

» Number System

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MCQ▾

Question

The average of the two middle rational numbers if are arranged in descending order is________.

Choices

Choice (4) Response

a.

6

b.

1

c.

4

d.

5

Question number: 24

» Number System

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MCQ▾

Question

If p: When a positive integer and a negative integer are added we always get a negative integer.

q: When two negative integers are added, we get a positive integer, then

Choices

Choice (4) Response

a.

P and q are true

b.

P and q are false

c.

p is false and q is true

d.

P is true and q is false

Question number: 25

» Number System

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MCQ▾

Question

Which integer is the additive inverse of itself?

Choices

Choice (4) Response

a.

1

b.

0

c.

2

d.

3

Question number: 26

» Number System

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MCQ▾

Question

The value of , where is absolute value of an integer is________.

Choices

Choice (4) Response

a.

2

b.

0

c.

3

d.

1

Question number: 27

» Number System

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MCQ▾

Question

Which pair of numbers does not have a product equal to 45?

Choices

Choice (4) Response

a.

b.

c.

d.