# IMO Level 1- Mathematics Olympiad (SOF) Class 8: Questions 300 - 307 of 1040

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## Question number: 300

Edit
MCQ▾

### Question

A number increased by % gives 30. The number is________.

### Choices

Choice (4)Response

a.

25

b.

17

c.

20

d.

15

## Question number: 301

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MCQ▾

### Question

Sugar is bought at Rs. 18.50 per kg and sold at Rs. 19.00 per kg. The gain percent is________.

### Choices

Choice (4)Response

a.

2.70%

b.

3.00%

c.

3.12%

d.

2.00%

## Question number: 302

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MCQ▾

### Question

A number increased by % gives 22. The number is________.

### Choices

Choice (4)Response

a.

15

b.

17

c.

17.25

d.

16

## Question number: 303

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MCQ▾

### Question

A sum of Rs. 1000 was lent partly at 2 % and partly at 5 % p. a. simple interest. The total interest received after 3 years was Rs. 163. The ratio of the money lent at 2 % to that lent at 5 % is

### Choices

Choice (4)Response

a.

3: 2

b.

3: 7

c.

8: 5

d.

2: 3

## Question number: 304

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MCQ▾

### Question

Suppose ABCD is a quadrilateral. If its diagonals are congruent and bisect each other, then ABCD is________.

### Choices

Choice (4)Response

a.

Square

b.

Rhombus

c.

Equiangular

d.

Rectangle

## Question number: 305

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MCQ▾

### Question

MNOP is a rhombus in which the altitude from P to side ON bisects ON. Then is ________.

### Choices

Choice (4)Response

a.

b.

c.

180°

d.

## Question number: 306

Edit
MCQ▾

### Question

What is 50 % of 50%?

### Choices

Choice (4)Response

a.

2.5

b.

0.025

c.

0.50

d.

0.25

## Question number: 307

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MCQ▾

### Question

Choose the correct statement.

### Choices

Choice (4)Response

a.

Not all angles of squares are right angle.

b.

Rhombus all sides are congruent.

c.

Rectangle has all the sides equal.

d.

The diagonals of rectangle are congruent.

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