IMO- Mathematics Olympiad Class 7: Questions 25 - 31 of 965

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 965 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 450.00 or

Question number: 25

» Number System

MCQ▾

Question

Which integer is the additive inverse of itself?

Choices

Choice (4) Response

a.

0

b.

2

c.

3

d.

1

Question number: 26

» Number System

MCQ▾

Question

The value of 7 + 5 7 3 , where . is absolute value of an integer is________.

Choices

Choice (4) Response

a.

1

b.

2

c.

0

d.

3

Question number: 27

» Number System

MCQ▾

Question

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

Choices

Choice (4) Response

a.

{5, 9}

b.

{15,3}

c.

{12,90}

d.

{1, 45}

Question number: 28

» Number System

MCQ▾

Question

A tank contains 500 liters of water. Due to a small hole in the tank, the quantity of water is decreasing at the rate of 9 liters every hour. What will be the quantity of the water in the tank after 10 hours?

Choices

Choice (4) Response

a.

410 liters

b.

90 liters

c.

491 liters

d.

400 liters

Question number: 29

» Number System

MCQ▾

Question

For any two rational numbers x and y which of the following are correct, if x is positive and y is negative?

1. X < Y 2. X = Y 3. X > Y

Choices

Choice (4) Response

a.

Only 3 is correct

b.

Only 1 and 2 are correct

c.

Only 2 and 3 are correct

d.

All of the above

Question number: 30

» Number System

MCQ▾

Question

Which of the following statements is true?

Choices

Choice (4) Response

a.

Irrational number is not written in ration form

b.

2 is a prime number

c.

13 is a rational number

d.

All a. , b. and c. are correct

Question number: 31

» Number System

MCQ▾

Question

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

A number line is given

A Number Line Is Given

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

Choices

Choice (4) Response

a.

5+3

b.

4+2

c.

5+(3)

d.

2+(4)

Sign In