Everyday Mathematics (IMO- Mathematics Olympiad (SOF) Class 9): Questions 51 - 56 of 99

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Question number: 51

» Everyday Mathematics

MCQ▾

Question

The simple interest of for x years will be Rs. X on a sum of ________

Choices

Choice (4) Response

a.

Rs. 100 x

b.

Rs. x

c.

Rs.

d.

Rs.

Question number: 52

» Everyday Mathematics

MCQ▾

Question

In a class, the number of boys is more than the number of girls by of the total strength. The ratio of boys to girls is ________

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 53

» Everyday Mathematics

MCQ▾

Question

Simple interest on a certain sum of money for 3 years at per annum is half the compound interest on Rs. 4000 for 2 years at per annum. The sum placed on simple interest is ________

Choices

Choice (4) Response

a.

Rs. 1850

b.

Rs. 1750

c.

Rs. 1650

d.

Rs. 1950

Question number: 54

» Everyday Mathematics

MCQ▾

Question

In a km. race A beats B by 35 metres or 7 seconds. Then A’s time over the course is ________.

Choices

Choice (4) Response

a.

3 minutes 19.3 seconds

b.

3 minutes 20 seconds

c.

3 minutes 7 seconds

d.

3 minutes 13 seconds

Question number: 55

» Everyday Mathematics

MCQ▾

Question

Smarat purchased 100 reams of papers at Rs. 50 per ream. He spent Rs. 300 on transportation, paid octroi at the rate of 20 paise per ream and paid Rs. 80 to the coolie. If he wants to have a gain of , what must be the selling price per ream?

Choices

Choice (4) Response

a.

Rs. 90.6

b.

Rs. 59.4

c.

Rs. 64.5

d.

Rs. 89.4

Question number: 56

» Everyday Mathematics

MCQ▾

Question

The product of the ages of Mihir and Niyati is 240. If twice the age of Niyati is more than Mihir’s age by 4 years what is Niyati’s age in years?

Choices

Choice (4) Response

a.

14 years

b.

10 years

c.

12 years

d.

20 years

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