Number Systems (IMO- Mathematics Olympiad Class 6): Questions 76 - 82 of 84

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Question number: 76

» 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: 77

» 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: 78

» 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: 79

» 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: 80

» Number Systems

MCQ▾

Question

Multiplying a negative integer for odd number of times gives a ________ result.

Choices

Choice (4) Response
a.

0

b.

Positive

c.

Negative

d. Question does not provide sufficient data or is vague

Question number: 81

» Number Systems

MCQ▾

Question

Find the sum of the given expression.

(172)+(40)+5+(425)+(275)+600(15)

Choices

Choice (4) Response
a.

- 21

b.

- 292

c.

315

d.

40

Question number: 82

» Number Systems

MCQ▾

Question

Which one is correct?

Choices

Choice (4) Response
a.

2.1>1.2>0>2.1

b.

1.2<1.2<0<2.1

c.

2.1<1.2<0<2.1

d.

2.1>0>1.2>2.1

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