# IMO Level 2- Mathematics Olympiad (SOF) Class 9: Questions 10 - 15 of 109

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## Question 10

### Question

MCQ▾

All surfaces of a cube are coloured. If a number of smaller cubes are taken out from it, each side is the size of the original cube՚s side, find the number of cubes with only one side painted.

### Choices

Choice (4)Response

a.

24

b.

c.

16

d.

## Question 11

Appeared in Year: 2014

### Question

MCQ▾

Rohit is sixteenth from the front in a column of boys. There are twice as many behind him as there are in front. How many boys are there between Rohit and fifth boy from the end of column?

### Choices

Choice (4)Response

a.

25

b.

10

c.

26

d.

can՚t be determined

## Question 12

### Question

MCQ▾

Choose the correct mirror-image of the Fig. (X) .

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 13

### Question

MCQ▾

A rationalizing factor of is ________.

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 14

### Question

MCQ▾

If the roots of are equal, then ________.

### Choices

Choice (4)Response

a.

0

b.

c.

d.

## Question 15

Appeared in Year: 2014

### Question

MCQ▾

Priya starts from point N and moves 25 meters south, then she turns left and moves 30 meters, then she turns right and moves 15 meters to reach point P. What is the distance of P from N and which direction is she facing with respect to point N?

### Choices

Choice (4)Response

a.

50 meters South-East

b.

40 meters south

c.

45 meters South-East

d.

50 meters South-West