# Number Sense (IMO- Mathematics Olympiad (SOF) Class 3): Questions 68 - 72 of 78

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## Question number: 68

» Number Sense

MCQ▾

### Question

If Ten’s place and unit’s place digit is interchanging in each number, then which of the following number is even?

### Choices

Choice (4) Response

a.

9162

b.

4386

c.

7748

d.

All a. , b. and c. are correct

## Question number: 69

» Number Sense

MCQ▾

### Question

Three friends are playing a number game. Each of them are writing their favourite number. Who wrote highest number?

### Choices

Choice (4) Response

a.

Akira

b.

Ayan

c.

Alya

d.

None of the above

## Question number: 70

» Number Sense

MCQ▾

### Question

Riya wrote a number on the black board as shown below.

If it is formed from four different digits, than which of the following number could be placed in the gap to make it the biggest number?

### Choices

Choice (4) Response

a.

4

b.

0

c.

9

d.

5

## Question number: 71

» Number Sense

MCQ▾

### Question

Which of the following has the place value of 3 as 300?

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 72

» Number Sense

MCQ▾

### Question

Which of the number holded by the four friends has 4 in One’s place?

### Choices

Choice (4) Response

a.

15

b.

42

c.

14

d.

17

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