IMO- Mathematics Olympiad Class 6: Questions 239 - 246 of 1049

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Question number: 239

» Number Systems

MCQ▾

Question

The expression 9(a+b) is equivalent to 9a+9b , uses the ________ property.

Choices

Choice (4) Response
a.

Closure

b.

Distributive

c.

Identity

d.

Commutative

Question number: 240

» Number Systems

MCQ▾

Question

While removing brackets the order in which the brackets are removed is

Choices

Choice (4) Response
a.

(), {}, []

b.

{}, (), []

c.

[], {}, ()

d.

[], (), {}

Question number: 241

» Number Systems

MCQ▾

Question

Square of any negative integer is

Choices

Choice (4) Response
a.

Negative

b.

0

c.

Depend on the nature of integer

d.

Positive

Question number: 242

» Playing With Numbers

MCQ▾

Question

The least number of square tiles that will be needed to pave a plot 135 m by 15 m is

Choices

Choice (4) Response
a.

12 tiles

b.

18 tiles

c.

9 tiles

d.

15 tiles

Question number: 243

» Number Systems

MCQ▾

Question

The expression 46×b is equivalent to b×46 , uses the ________ property.

Choices

Choice (4) Response
a.

Distributive

b.

Identity

c.

Commutative

d.

Closure

Question number: 244

» Number Systems

MCQ▾

Question

Which of the following set of numbers will make the number sentence true?

________ × ________ ________ = 61

Choices

Choice (4) Response
a.

(7, 9, 2)

b.

(5, 10, 8)

c.

(9, 6, 4)

d.

(7, 9, 8)

Question number: 245

» Playing With Numbers

MCQ▾

Question

629875+37823 is divisible by

Choices

Choice (4) Response
a.

3 & 9

b.

9

c.

7

d.

3

Question number: 246

» Playing With Numbers

MCQ▾

Question

The least number which when increased by 11 is exactly divisible by 11 is

Choices

Choice (4) Response
a.

43

b.

63

c.

32

d.

22

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