IMO Level 1- Mathematics Olympiad (SOF) Class 8: Questions 73 - 79 of 1042

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Question 73

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Question

MCQ▾

The value of for which is_.

Choices

Choice (4)Response
a.18
b.35
c.
d.

Question 74

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Question

MCQ▾

A number 121 is divided into two parts in the ratio 6: 5. The product of the number is_.

Choices

Choice (4)Response
a.3211
b.3750
c.3630
d.1550

Question 75

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Question

MCQ▾

Solution of the equation is_.

Choices

Choice (4)Response
a.5
b.0
c.1
d.-5

Question 76

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Question

MCQ▾

A number 100 is divided into two parts in the ratio 3: 2. The product of the number is_.

Choices

Choice (4)Response
a.2400
b.2700
c.2600
d.1500

Question 77

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Question

MCQ▾

A motor boat covers a certain distance downstream in a river in 1 hours. It covers the same distance upstream in 1 and half hours. The speed of the water is 2 km/hr. The speed of the boat in still water is_.

Choices

Choice (4)Response
a.11 km/hr
b.12 km/hr
c.5 km/hr
d.10 km/hr

Question 78

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Question

MCQ▾

The perimeter of a rectangle is numerically equal to the area of rectangle. If width of rectangle is cm, then its length is_.

Choices

Choice (4)Response
a.
b.
c.
d.

Question 79

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Question

MCQ▾

Milan has Rs. 66 in the form of of fifty paise and twenty five paise coins in the ratio of 8: 6, the number of coins of each kind are_.

Choices

Choice (4)Response
a.90,50
b.96,73
c.88,72
d.96,72