# IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 410 - 414 of 919

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## Question number: 410

MCQ▾

### Question

A cylindrical rod whose height is 12 times of its radius is melted and recast into spherical balls of same radius. The numbers of balls will be________

### Choices

Choice (4) Response

a.

9

b.

2

c.

7

d.

6

## Question number: 411

MCQ▾

### Question

O, P, Q and R are four points on a circle. OQ and PR intersect at a point S such that and, then angle is ________

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 412

MCQ▾

### Question

How many metres of cloth, 4 m wide, will be required to make a conical tent, the radius of whose base is 14 m and height is 12 m?

### Choices

Choice (4) Response

a.

104.07 m

b.

115.05 m

c.

105.06 m

d.

106.06 m

## Question number: 413

MCQ▾

### Question

Points (6,5), (3,1) lies in the________

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 414

MCQ▾

### Question

See the given figure and find the following:

1. The Point Identified by the co-ordinates (4,3)

2. The Point Identified by the co-ordinates (5, -2)

3. The Co-ordinate of D

4. The Co-ordinate of A

### Choices

Choice (4) Response

a.

b.

c.

d.