IMO Level 1- Mathematics Olympiad (SOF) Class 8: Questions 797 - 802 of 1040

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Question number: 797

» Everyday Mathematics

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MCQ▾

Question

The ratio of boys and girls in Reena’s classes is 2: 3. Which of the following ratio is not equivalent to 2: 3?

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 798

» Everyday Mathematics

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MCQ▾

Question

Find the compound interest on Rs. 10,000 in 2 years at 4 % per annum, the interest being compounded half-yearly

Choices

Choice (4)Response

a.

Rs 825.23

b.

Rs. 885.20

c.

Rs. 824.32

d.

Rs. 800

Question number: 799

» Everyday Mathematics

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MCQ▾

Question

Sixty- five percent of a number is 21 less than four- fifth of that number. What is the number?

Choices

Choice (4)Response

a.

140

b.

160

c.

100

d.

150

Question number: 800

» Everyday Mathematics

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MCQ▾

Question

At 12 noon, Nisha recorded the temperature as . The temperature had increased by from 10 A. M. The temperature at 8 A. M. was warmer than it was at 10 A. M. what was the temperature at 8 A. M?

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 801

» Everyday Mathematics

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MCQ▾

Question

If students of a class of strength 50 are boys, then the number of girls equals________.

Choices

Choice (4)Response

a.

40

b.

30

c.

20

d.

10

Question number: 802

» Everyday Mathematics

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MCQ▾

Question

Present ages of Sameer and Anand is 5: 6 respectively. After 7 years this ratio becomes 6: 7 respectively. What is the present age of Sameer?

Choices

Choice (4)Response

a.

20 years

b.

10 years

c.

35 years

d.

25 years

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