IMO Level 1- Mathematics Olympiad (SOF) Class 8: Questions 530 - 537 of 1040

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Question number: 530

» Exponents and Powers

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MCQ▾

Question

If and , then is equal to________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 531

» Direct and Inverse Proportions

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MCQ▾

Question

A man completes of a job in 10 days. At this rate how many more days will it take him to finish the job?

Choices

Choice (4)Response

a.

6

b.

7.5

c.

7

d.

6.5

Question number: 532

» Exponents and Powers

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MCQ▾

Question

The standard form of 0.00005 is________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 533

» Exponents and Powers

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MCQ▾

Question

Given that and , then the value of is (approximately) ________.

Choices

Choice (4)Response

a.

1.21

b.

1.99

c.

1.23

d.

1.00

Question number: 534

» Direct and Inverse Proportions

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MCQ▾

Question

A grocer has just enough money to buy 50 kilo rice worth Rs. 70.00 per kilogram. If cost of the rice is Rs. 10.00 more, then how much rice, he will be able to buy with that amount of money, is________.

Choices

Choice (4)Response

a.

40 Kg

b.

35 Kg

c.

42 Kg

d.

44 Kg

Question number: 535

» Direct and Inverse Proportions

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MCQ▾

Question

Pipe A can fill an empty tank in 4 hours while pipe B can empty the full tank in 3 hours. If both are opened in the empty tank, time taken to empty it up completely is ________.

Choices

Choice (4)Response

a.

15 hours

b.

11 hours

c.

12 hours

d.

13 hours

Question number: 536

» Exponents and Powers

Edit
MCQ▾

Question

If , then is________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 537

» Direct and Inverse Proportions

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MCQ▾

Question

The weight of a 11 m long iron rod is 15 kg. The weight of 5 m long of such rod will be________.

Choices

Choice (4)Response

a.

8.5 kg

b.

8 kg

c.

6.5 kg

d.

6.8 kg

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