IMO Level 1- Mathematics Olympiad (SOF) Class 7: Questions 539 - 544 of 1022

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Question number: 539

» Everyday Mathematics

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MCQ▾

Question

Falak can solve 1 mathematical problem in 7 minutes. Then what time she will take to complete similar 12 problems?

Choices

Choice (4) Response

a.

1 hrs 4 min

b.

1 hr 24 min

c.

1 hr 34 min

d.

2 hrs 30 min

Question number: 540

» Everyday Mathematics

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MCQ▾

Question

By selling jeans for Rs. 630 a shopkeeper loses 10%. At what price should he sell the jeans so as to gain 10%?

Choices

Choice (4) Response

a.

Rs. 750

b.

Rs. 275

c.

Rs. 350

d.

Rs. 770

Question number: 541

» Everyday Mathematics

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MCQ▾

Question

A CD stand has 36 CDs of movies. On Sunday, 21 CDs were viewed by Rani. How many CDs remain unwatched?

Choices

Choice (4) Response

a.

25

b.

12

c.

15

d.

11

Question number: 542

» Everyday Mathematics

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MCQ▾

Question

The selling price of a necklace is Rs. 25800 and the loss percent is . Find the cost price of the necklace.

Choices

Choice (4) Response

a.

Rs. 30961

b.

Rs. 30491

c.

Rs. 39601

d.

Rs. 32600

Question number: 543

» Everyday Mathematics

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MCQ▾

Question

Meet’s father was 31 years old when his sister was born. His mother is 3 years younger than his father. Now Meet is 25 years old and his sister is 4 years older than him. What is the present age of Meet’s mother?

Choices

Choice (4) Response

a.

56 years

b.

59 years

c.

57 years

d.

60 years

Question number: 544

» Everyday Mathematics

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MCQ▾

Question

In a company, there are 45 % female employees. 40 % of all the male employees are developer. If there 58 % employees are developer out of the total 1800 employees, then the number of female employees who are developer are ________.

Choices

Choice (4) Response

a.

652

b.

648

c.

Can’t be determined

d.

940