IMO Level 1- Mathematics Olympiad (SOF) Class 7: Questions 17 - 22 of 1022

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Question number: 17

» Number System

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MCQ▾

Question

Which of the following number is not prime?

Choices

Choice (4)Response

a.

3

b.

4

c.

2

d.

5

Question number: 18

» Number System

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MCQ▾

Question

A tank contains 1000 liters of water. Due to a small hole in the tank, the quantity of water is decreasing at the rate of 10 liters every hour. What will be the quantity of the water in the tank after 20 hours?

Choices

Choice (4)Response

a.

210 liters

b.

900 liters

c.

800 liters

d.

490 liters

Question number: 19

» Number System

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MCQ▾

Question

If P: When two negative integers are added we always get a negative integer.

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

Choices

Choice (4)Response

a.

P and q are false

b.

P and q are true

c.

P is true and q is false

d.

P is false and q is true

Question number: 20

» Number System

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MCQ▾

Question

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

A number line with two arrows

A Number Line with Two Arrows

Choices

Choice (4)Response

a.

b.

c.

d.

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

Choices

Choice (4)Response

a.

b.

c.

d.

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