Everyday Mathematics (IMO- Mathematics Olympiad Class 10): Questions 21 - 25 of 67

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Question number: 21

» Everyday Mathematics

MCQ▾

Question

A rectangular carpet has an area of 105 sq. m its diagonal and longer side together equal 6 times the shorter side. The length of the carpet is ________

Choices

Choice (4) Response

a.

17.5 m

b.

13.5 m

c.

16.23 m

d.

19.4 m

Question number: 22

» Everyday Mathematics

MCQ▾

Question

In a certain office, (25) of the workers is women, (13) of the women is married and (14) of the married women have children. If (23) of the men are married and (53) of the married men have children, what parts of workers are without children?

Choices

Choice (4) Response

a.

310

b.

103

c.

57

d.

75

Question number: 23

» Everyday Mathematics

MCQ▾

Question

4 bells commence tolling together and toll at intervals of 6, 12, 18 and 24 seconds respectively. In 6 minutes, how many times do they toll together?

Choices

Choice (4) Response

a.

4

b.

6

c.

5

d.

7

Question number: 24

» Everyday Mathematics

MCQ▾

Question

A rectangular carpet has an area of 60 sq. m, its diagonal and longer side together equal 5 times the shorter side. The length of the carpet is ________

Choices

Choice (4) Response

a.

13 m

b.

12 m

c.

5 m

d.

14.5 m

Question number: 25

» Everyday Mathematics

MCQ▾

Question

Shreyansh buys a watch for Rs. 1, 20, 000. He pays half of the amount in cash and agrees to pay the balance in 12 annual instalments of Rs. 5000 each. If the rate of interest is 12% and he pays with the instalment the interest due on the unpaid amount, find the total cost of the watch.

Choices

Choice (4) Response

a.

1, 28, 000

b.

1, 27, 750

c.

1, 27, 000

d.

None of the above

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