# IMO Level 1- Mathematics Olympiad (SOF) Class 5: Questions 225 - 230 of 889

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## Question 225

### Question

MCQ▾

Biggest five digit number that can be formed using 8, 3,2, 4,7 is ________?

### Choices

Choice (4)Response

a.

87432

b.

84723

c.

87234

d.

87423

## Question 226

### Question

MCQ▾

How many triangles are there in the given figure?

### Choices

Choice (4)Response

a.

11

b.

12

c.

10

d.

All of the above

## Question 227

### Question

MCQ▾

Place value of 4 in 65, 47,31, 232 is ________.

### Choices

Choice (4)Response

a.

40 lacs

b.

40 thousand

c.

4 thousand

d.

Question does not provide sufficient data or is vague

## Question 228

### Question

MCQ▾

What is the smallest number of squares that must be added so that the line MN becomes a line of symmetry?

### Choices

Choice (4)Response

a.

5

b.

4

c.

2

d.

3

## Question 229

Appeared in Year: 2014

### Question

MCQ▾

select the correct mirror image of the given Fig X

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 230

### Question

MCQ▾

I think of a decimal number. After I have multiplied it by 5 then added 2.1 and then I have subtracted 2 from it, I get 1. What is the decimal number?

### Choices

Choice (4)Response

a.

0.18

b.

1

c.

1.8

d.

18