# IMO- Mathematics Olympiad Class 8: Questions 310 - 315 of 1029

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## Question number: 310

MCQ▾

### Question

Given figure is a quadrilateral or not?

### Choices

Choice (4) Response

a.

can’t say

b.

Yes

c.

No

d.

Question does not provide sufficient data or is vague

## Question number: 311

MCQ▾

### Question

ABCD is a rhombus in which the altitude from D to side AB bisects AB. Then and ,

Respectively are________.

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 312

MCQ▾

### Question

A man sells a mare of Rs. 1016 making a profit of . The cost of the mare is________.

### Choices

Choice (4) Response

a.

100 Rs.

b.

10 Rs.

c.

900 Rs.

d.

1000 Rs.

## Question number: 313

MCQ▾

### Question

If a merchant estimates his profit as 20 % of the selling price, what is the profit percent?

### Choices

Choice (4) Response

a.

20%

b.

25%

c.

30.33%

d.

33.33%

## Question number: 314

MCQ▾

### Question

A grocer purchased 50 kg. Of sugar at Rs. 12.50 per kg and mixed it with 120 kg sugar at Rs. 30 per kg. At what rate should he sell the mixture (per kg) to gain 10%?

### Choices

Choice (4) Response

a.

30 Rs.

b.

27.33 Rs.

c.

20.5 Rs.

d.

20 Rs.

## Question number: 315

MCQ▾

### Question

Four angles of a quadrilateral are in the ratio 3: 6: 9: 12. The smallest angle is________.

### Choices

Choice (4) Response

a.

20

b.

50

c.

36

d.

10

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