Number System (IMO- Mathematics Olympiad (SOF) Class 7): Questions 1 - 10 of 81

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Question number: 1

» Number System

MCQ▾

Question

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

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 2

» Number System

MCQ▾

Question

Which integer is the additive inverse of 5?

Choices

Choice (4) Response

a.

0

b.

5

c.

d.

1

Question number: 3

» Number System

MCQ▾

Question

Which integer is the additive inverse of 1?

Choices

Choice (4) Response

a.

b.

0

c.

1

d.

3

Question number: 4

» Number System

MCQ▾

Question

Which pair of numbers does not have a product equal to 36?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 5

» Number System

MCQ▾

Question

Which of the following number is prime?

Choices

Choice (4) Response

a.

179

b.

187

c.

247

d.

119

Question number: 6

» Number System

MCQ▾

Question

The value of is ________.

Choices

Choice (4) Response

a.

240

b.

c.

120

d.

0

Question number: 7

» Number System

MCQ▾

Question

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

Choices

Choice (4) Response

a.

3

b.

0

c.

2

d.

1

Question number: 8

» Number System

MCQ▾

Question

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

Choices

Choice (4) Response

a.

2

b.

1

c.

3

d.

0

Question number: 9

» Number System

MCQ▾

Question

Which of the following is an irrational number?

Choices

Choice (4) Response

a.

2

b.

c.

d.

1.50

Question number: 10

» Number System

MCQ▾

Question

In a magic square each row, column and diagonal have the same sum, then the values of A and B are respectively________.

A magic square with different values is given

Find out the missing values of magic square if each row, column and diagonal have the same sum

3

-4

1

-2

A

2

-1

B

-3

Choices

Choice (4) Response

a.

b.

4,0

c.

1,1

d.

f Page
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