IMO- Mathematics Olympiad (SOF) Class 8: Questions 292 - 297 of 1030

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Question number: 292

» Comparing Quantities

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

» Comparing Quantities

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

» Quadrilaterals and Practical Geometry

MCQ▾

Question

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

CE is drawn parallel to BD and ∠BAD=110°, ∠ABD=40° ,∠ADC=100°

CE is Drawn Parallel to BD and ∠BAD = 110°, ∠ABD = 40°, ∠ADC = 100°

Find out ∠BCE of ABCD quadrilateral if CE is drawn parallel to BD

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

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 295

» Comparing Quantities

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

» Comparing Quantities

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

» Comparing Quantities

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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