IMO- Mathematics Olympiad (SOF) Class 8: Questions 594 - 602 of 1030

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Question number: 594

» Direct and Inverse Proportions

MCQ▾

Question

An agent receives a commission of Rs. 25.00 on sales of Rs. 1000.00. The commission he get on sales of Rs. 100.00 is________.

Choices

Choice (4) Response

a.

Rs 2

b.

Rs. 3

c.

Rs 3.5

d.

Rs 2.5

Question number: 595

» Direct and Inverse Proportions

MCQ▾

Question

Pipe A can fill an empty tank in 3 hours while pipe B can empty the full tank in 5 hours. If both are opened in the empty tank, time taken to fill it up completely is ________.

Choices

Choice (4) Response

a.

hours

b.

hours

c.

hours

d.

hours

Question number: 596

» Exponents and Powers

MCQ▾

Question

When simplified, is equal to________.

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 597

» Exponents and Powers

MCQ▾

Question

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

Choices

Choice (4) Response

a.

0.87

b.

1.21

c.

1.00

d.

0.5

Question number: 598

» Exponents and Powers

MCQ▾

Question

Number of prime factors in is

Choices

Choice (4) Response

a.

13

b.

11

c.

12

d.

14

Question number: 599

» Exponents and Powers

MCQ▾

Question

The solution of , is________.

Choices

Choice (4) Response

a.

1

b.

4

c.

3

d.

2

Question number: 600

» Exponents and Powers

MCQ▾

Question

If, then the value of a is

Choices

Choice (4) Response

a.

4

b.

1

c.

0

d.

2

Question number: 601

» Direct and Inverse Proportions

MCQ▾

Question

The ratio which bears to is________.

Choices

Choice (4) Response

a.

1.04

b.

2.63

c.

2.00

d.

1.00

Question number: 602

» Direct and Inverse Proportions

MCQ▾

Question

A can do a work in 7 days. If B is 75 % more efficient than A, then in how many days can B do the same work?

Choices

Choice (4) Response

a.

3

b.

4

c.

5

d.

3.5

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