IMO- Mathematics Olympiad (SOF) Class 8: Questions 586 - 593 of 1029

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Question number: 586

» Exponents and Powers

MCQ▾

Question

The value of is________.

Choices

Choice (4) Response

a.

675

b.

690

c.

630

d.

655

Question number: 587

» Direct and Inverse Proportions

MCQ▾

Question

If 5 men take an hour to dig a ditch, how long should it take 20 men to dig a ditch of the same type?

Choices

Choice (4) Response

a.

14 min

b.

13 min

c.

15 min

d.

21 min

Question number: 588

» Exponents and Powers

MCQ▾

Question

If, then the value of is________.

Choices

Choice (4) Response

a.

3

b.

2

c.

1

d.

4

Question number: 589

» Direct and Inverse Proportions

MCQ▾

Question

An agent receives a commission of Rs. 30.00 on sales of Rs. 2500.00. The commission he get on sales of Rs. 1000.00 is________.

Choices

Choice (4) Response

a.

Rs 2.5

b.

Rs 1.2

c.

Rs 2

d.

Rs 3.5

Question number: 590

» Exponents and Powers

MCQ▾

Question

Simplify:

Choices

Choice (4) Response

a.

0

b.

1

c.

d.

Question number: 591

» Direct and Inverse Proportions

MCQ▾

Question

Pipes A and B can fill a tank in 3 and 4 hours respectively. Pipe C can empty it in 8 hours. If all the three pipes are opened together, then the tank will be filled in:

Choices

Choice (4) Response

a.

hours

b.

hours

c.

hours

d.

hours

Question number: 592

» Direct and Inverse Proportions

MCQ▾

Question

If , then the value of is________.

Choices

Choice (4) Response

a.

4

b.

10

c.

9

d.

6

Question number: 593

» Exponents and Powers

MCQ▾

Question

If and, then equals

Choices

Choice (4) Response

a.

b.

c.

d.

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