IMO Level 1- Mathematics Olympiad (SOF) Class 8: Questions 101 - 107 of 1040

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Question number: 101

» Linear Equations in One Variable

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MCQ▾

Question

Solve for

Choices

Choice (4) Response

a.

9

b.

2

c.

1

d.

Question number: 102

» Linear Equations in One Variable

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MCQ▾

Question

A motor boat covers a certain distance downstream in a river in 1 hours. It covers the same distance upstream in 5 hours. The speed of the water is 6.0 km/hr. The speed of the boat in still water is_.

Choices

Choice (4) Response

a.

5 km/hr

b.

9 km/hr

c.

11 km/hr

d.

19.5 km/hr

Question number: 103

» Linear Equations in One Variable

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MCQ▾

Question

A number 125 is divided into two parts in the ratio 2: 3. The product of the number is_.

Choices

Choice (4) Response

a.

1550

b.

3211

c.

1250

d.

3750

Question number: 104

» Linear Equations in One Variable

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MCQ▾

Question

If the angles of a triangle are in the ratio 2: 4: 6, then the summation of the greatest and smallest angles is_.

Choices

Choice (4) Response

a.

b.

60

c.

d.

Question number: 105

» Linear Equations in One Variable

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MCQ▾

Question

Of a number divided by of a square of same number make . The number is_.

Choices

Choice (4) Response

a.

25

b.

20

c.

50

d.

75

Question number: 106

» Linear Equations in One Variable

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MCQ▾

Question

5 years ago a father’s age is 3 times greater to his son’s age. In present age of a son is 15 years then how old the father is?

Choices

Choice (4) Response

a.

47 years

b.

44 years

c.

40 years

d.

35 years

Question number: 107

» Linear Equations in One Variable

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MCQ▾

Question

Find two consecutive negative integer, whose product is 90.

Choices

Choice (4) Response

a.

b.

c.

d.