IMO- Mathematics Olympiad (SOF) Class 7: Questions 546 - 551 of 1012

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Question number: 546

» Everyday Mathematics

MCQ▾

Question

A school has 4500 students. The ratio of girls to boys 5: 4. How many girls are there in the class?

Choices

Choice (4) Response

a.

2100

b.

2000

c.

2500

d.

2400

Question number: 547

» Everyday Mathematics

MCQ▾

Question

Equal sums of Rs. 5500 were lent to Neha and Suman at 10 % per annum for a period of 2 years and 3 years respectively. Find the difference of the interest paid by Neha and Suman.

Choices

Choice (4) Response

a.

Rs. 150

b.

Rs. 550

c.

Rs. 280

d.

Rs. 350

Question number: 548

» Everyday Mathematics

MCQ▾

Question

There are three drums with 1653 liters, 2261 liters and 2527 liters of petrol. The greatest possible size of the measuring vessel with which we can measure the petrol of any drum while every time the vessel must be completely filled is ________.

Choices

Choice (4) Response

a.

41

b.

19

c.

31

d.

27

Question number: 549

» Everyday Mathematics

MCQ▾

Question

An organization sent out 420 invitations for a fund-raiser function. Of the people invited, 315 attended. What percent of the people invited attended the fund-raiser?

Choices

Choice (4) Response

a.

33%

b.

25%

c.

43%

d.

75%

Question number: 550

» Everyday Mathematics

MCQ▾

Question

There are 6 stones in a box with numbers 1 to 6 marked on them. What is the probability of drawing a stone with number 6?

Choices

Choice (4) Response

a.

b.

c.

d.

1

Question number: 551

» Everyday Mathematics

MCQ▾

Question

The total cost of 5 books and 3 bags is Rs. 2500. If one book costs Rs. 25 less than one bag, find the price of each book and bag respectively.

Choices

Choice (4) Response

a.

Rs. 300, Rs. 320

b.

Rs. 320, Rs. 380

c.

Rs. 330, Rs. 308

d.

Rs. 303, Rs. 328

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