# Number Systems (IMO- Mathematics Olympiad (SOF) Class 6): Questions 71 - 78 of 84

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## Question number: 71

» 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.

Question does not provide sufficient data or is vague

## Question number: 72

» Number Systems

MCQ▾

### Question

Difference between the face value of 3 & 5 in 134,890 and 215,648 is

### Choices

Choice (4) Response

a.

25,000

b.

8

c.

2

d.

29,242

## Question number: 73

» Number Systems

MCQ▾

### Question

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

### Choices

Choice (4) Response

a.

0

b.

8

c.

1

d.

28

## Question number: 74

» Number Systems

MCQ▾

### Question

The integer which is 5 less than is

### Choices

Choice (4) Response

a.

8

b.

9

c.

13

d.

- 15

## Question number: 75

» Number Systems

MCQ▾

### Question

The expression is equivalent to, uses the ________ property.

### Choices

Choice (4) Response

a.

Closure

b.

Distributive

c.

Identity

d.

Commutative

## 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 is equivalent to, uses the ________ property.

### Choices

Choice (4) Response

a.

Distributive

b.

Identity

c.

Commutative

d.

Closure

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