Number Systems (IMO- Mathematics Olympiad (SOF) Class 6): Questions 47 - 53 of 84

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Question number: 47

» Number Systems

MCQ▾

Question

If positive sign precedes a bracket the sign of the terms inside the bracket will ________ when the bracket is removed.

Choices

Choice (4) Response

a.

Change

b.

Be 0

c.

Depends on the bracket

d.

Not change

Question number: 48

» Number Systems

MCQ▾

Question

If a, b and c are whole numbers such that a = b and c 0 and c > 0, then

Choices

Choice (4) Response

a.

b.

c.

d.

None of the above

Question number: 49

» Number Systems

MCQ▾

Question

Product of two integers is -96. If one of the integers is -8, then the other is

Choices

Choice (4) Response

a.

12

b.

- 14

c.

0

d.

15

Question number: 50

» Number Systems

MCQ▾

Question

The integer which is 7 more than is

Choices

Choice (4) Response

a.

2

b.

4

c.

d.

16

Question number: 51

» Number Systems

MCQ▾

Question

Rohan’s monthly salary is Rs. 18000. He spends Rs. 2050 for his home expenses, Rs. 1590 for purchasing clothes, Rs. 870 for purchasing groceries, milk, etc. , Rs. 1900 for purchasing medicine and pays a rent of Rs. 4500 in a particular month. How much does he save in this month?

Choices

Choice (4) Response

a.

Rs. 7090

b.

Rs. 8609

c.

Rs. 7050

d.

Rs. 6870

Question number: 52

» Number Systems

MCQ▾

Question

Product of two integer is If one of the integers is , then the other is

Choices

Choice (4) Response

a.

19

b.

1

c.

0

d.

-9

Question number: 53

» Number Systems

MCQ▾

Question

The expression is equivalent to, uses the ________ property.

Choices

Choice (4) Response

a.

Associative

b.

Closure

c.

Identity

d.

Commutative

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