# IMO- Mathematics Olympiad (SOF) Class 8: Questions 292 - 297 of 1029

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## Question number: 292

MCQ▾

### Question

The difference between compound interest and simple interest on a sum of 2 years at 10 % per annum, when the interest is compounded annually is Rs. 15. If the interest were compounded half yearly, the difference in two interests would be

### Choices

Choice (4) Response

a.

23.25

b.

25.64

c.

24.30

d.

23.00

## Question number: 293

MCQ▾

### Question

65 % of 20 students are good in physics. How many students are not good at it?

### Choices

Choice (4) Response

a.

7

b.

5

c.

10

d.

6

## Question number: 294

MCQ▾

### Question

In the given figure, line CE is drawn parallel to DB. If

and ∠BAD = 110°, ∠ABD = 40°, ∠ADC = 100° and ∠BCD = 80° is given.

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 295

MCQ▾

### Question

The selling price of goods which cost Rs. 20 and were sold at a gain of 20 % is________.

### Choices

Choice (4) Response

a.

25 Rs.

b.

24 Rs.

c.

20 Rs.

d.

30 Rs.

## Question number: 296

MCQ▾

### Question

The selling price of goods which cost Rs. 10 and were sold at a loss of 10 % is________.

### Choices

Choice (4) Response

a.

9 Rs.

b.

3 Rs.

c.

4 Rs.

d.

2 Rs.

## Question number: 297

MCQ▾

### Question

If 5 % more is gained by selling an article for Rs. 510 than by selling it for Rs. 500 then the cost of the article is ________.

### Choices

Choice (4) Response

a.

300 Rs.

b.

400 Rs.

c.

600 Rs.

d.

200 Rs.

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