# IMO- Mathematics Olympiad (SOF) Class 8: Questions 491 - 497 of 1029

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 1029 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 450.00 or

## Question number: 491

MCQ▾

### Question

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 number: 492

MCQ▾

### Question

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.

5 days

b.

6 days

c.

7.5 days

d.

6.5 days

## Question number: 493

MCQ▾

### Question

Which of the following values are equal?

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

### Choices

Choice (4) Response

a.

1 and 2

b.

2 and 3

c.

1 and 3

d.

1 and 4

## Question number: 494

MCQ▾

### Question

If , then the value of is________.

### Choices

Choice (4) Response

a.

9

b.

10

c.

6

d.

5

## Question number: 495

MCQ▾

### Question

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

### Choices

Choice (4) Response

a.

44

b.

42

c.

35

d.

40

## Question number: 496

MCQ▾

### Question

The value of when is________.

### Choices

Choice (4) Response

a.

21

b.

24

c.

20

d.

25

## Question number: 497

MCQ▾

### Question

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

### Choices

Choice (4) Response

a.

18

b.

20

c.

25

d.

16

f Page