IMO Level 1- Mathematics Olympiad (SOF) Class 8: Questions 18 - 26 of 1040

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Question number: 18

» Rational Numbers

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MCQ▾

Question

The standard form of is

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 19

» Rational Numbers

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MCQ▾

Question

The multiplicative inverse of 2 is

Choices

Choice (4) Response

a.

b.

2

c.

0

d.

1

Question number: 20

» Rational Numbers

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MCQ▾

Question

Name the property of multiplication of rational numbers illustrated by the given statement.

Choices

Choice (4) Response

a.

Commutativity

b.

Distributivity of multiplication over addition

c.

Distrbutivity of addition over multiplication

d.

Associativity of multiplication

Question number: 21

» Rational Numbers

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MCQ▾

Question

Simplify:

Choices

Choice (4) Response

a.

2

b.

1

c.

3

d.

0

Question number: 22

» Rational Numbers

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MCQ▾

Question

The cost of 8 meters rope is Rs. 15. Find its cost per meter.

Choices

Choice (4) Response

a.

1.87

b.

2.00

c.

1.52

d.

1.25

Question number: 23

» Rational Numbers

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MCQ▾

Question

We divide additive inverse of 2 by their multiplicative inverse of 2. Then answer is_.

Choices

Choice (4) Response

a.

2

b.

-1

c.

1

d.

-4

Question number: 24

» Rational Numbers

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MCQ▾

Question

The value of for which the two rational numbers , are equivalent, is_.

Choices

Choice (4) Response

a.

1

b.

c.

d.

Question number: 25

» Rational Numbers

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MCQ▾

Question

Solve the expression , If value of a = 1 and b = 0

Choices

Choice (4) Response

a.

1

b.

-1

c.

d.

0

Question number: 26

» Rational Numbers

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MCQ▾

Question

The value of for which the two rational numbers , are equivalent, is_.

Choices

Choice (4) Response

a.

1

b.

3

c.

2

d.

0