IMO Level 1- Mathematics Olympiad (SOF) Class 8: Questions 491 - 497 of 1042

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Question 491

Question

MCQ▾

A metal sheet 125 cm long, 64 cm broad and 27 cm thick is melted into a cube. The difference between surface areas of two solids is________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question 492

Question

MCQ▾

can do a piece of work in 15 days and can do alone it in 10 days. B works at it for 6 days and then leaves. alone can finish the remaining work in________.

Choices

Choice (4)Response

a.

7.5 days

b.

5 days

c.

6 days

d.

6.5 days

Question 493

Question

MCQ▾

Which of the following values are equal?

(1) (2) (3) (4)

Choices

Choice (4)Response

a.

2 and 3

b.

1 and 2

c.

1 and 4

d.

1 and 3

Question 494

Question

MCQ▾

If , then the value of is________.

Choices

Choice (4)Response

a.

5

b.

6

c.

9

d.

10

Question 495

Question

MCQ▾

A shopkeeper has just enough money to buy 45 cycles worth ₹ 600.00 each. If each cycle were to cost ₹ 15.00 more, then number of cycles, he will be able to buy with that amount of money, is________.

Choices

Choice (4)Response

a.

42

b.

40

c.

35

d.

43

Question 496

Question

MCQ▾

The value of when is________.

Choices

Choice (4)Response

a.

24

b.

25

c.

21

d.

20

Question 497

Question

MCQ▾

A clothing store is able to purchase 20 coats worth ₹ 500.00 each. If each coat were to cost ₹ 50.00 more, then numbers of coats that will be able to buy with that amount of money is________.

Choices

Choice (4)Response

a.

25

b.

18

c.

16

d.

20