Comparing Quantities (IMO- Mathematics Olympiad Class 8): Questions 38 - 45 of 74

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Question number: 38

» Comparing Quantities

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.

7: 3

b.

3: 2

c.

2: 3

d.

3: 7

Question number: 39

» Comparing Quantities

MCQ▾

Question

What is 50 % of 50%?

Choices

Choice (4) Response

a.

0.50

b.

2.5

c.

0.025

d.

0.25

Question number: 40

» Comparing Quantities

MCQ▾

Question

If a merchant estimates his profit as 10 % of the selling price, what is the profit percent?

Choices

Choice (4) Response

a.

11.22%

b.

11.11%

c.

10%

d.

10.33%

Question number: 41

» Comparing Quantities

MCQ▾

Question

A man sells a mare of Rs. 1016 making a profit of 123% . The cost of the mare is________.

Choices

Choice (4) Response

a.

100 Rs.

b.

10 Rs.

c.

900 Rs.

d.

1000 Rs.

Question number: 42

» Comparing Quantities

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: 43

» Comparing Quantities

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: 44

» Comparing Quantities

MCQ▾

Question

30 % of 140 = x% of 420, then the value of x is________.

Choices

Choice (4) Response

a.

5

b.

30

c.

2

d.

10

Question number: 45

» Comparing Quantities

MCQ▾

Question

30 % of 300 = x% of 150, then the value of x is________.

Choices

Choice (4) Response

a.

60

b.

50

c.

30

d.

10

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