Comparing Quantities (IMO- Mathematics Olympiad Class 8): Questions 23 - 29 of 74

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Question number: 23

» Comparing Quantities

MCQ▾

Question

A book was sold for Rs. 25.50 with a profit of 10%. If it were sold for Rs. 25.75, then what would have been the percentage of profit or loss?

Choices

Choice (4) Response

a.

profit, 11%

b.

Profit, 11.04%

c.

Loss, 12%

d.

Loss, 10%

Question number: 24

» Comparing Quantities

MCQ▾

Question

Sugar is bought at Rs. 15.00 per kg and sold at Rs. 14.00 per kg. The loss percent is________.

Choices

Choice (4) Response

a.

3.00%

b.

3.12%

c.

6.66%

d.

6.00%

Question number: 25

» Comparing Quantities

MCQ▾

Question

The simple interest at y % for y years will be Rs. y on a sum of________.

Choices

Choice (4) Response

a.

Equation Rs.

b.

Equation Rs.

c.

Equation Rs.

d.

Equation Rs.

Question number: 26

» Comparing Quantities

MCQ▾

Question

The simple interest at a % for a years will be Rs. 2a on a sum of________.

Choices

Choice (4) Response

a.

Equation Rs.

b.

Equation Rs.

c.

Equation Rs.

d.

Equation Rs.

Question number: 27

» Comparing Quantities

MCQ▾

Question

What is 10 % of 10%?

Choices

Choice (4) Response

a.

0.10

b.

0.01

c.

1.00

d.

0.001

Question number: 28

» 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: 29

» 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

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