# IMO Level 2- Mathematics Olympiad (SOF) Class 8: Questions 181 - 185 of 315

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## Question 181

Appeared in Year: 2017

### Question

MCQ▾

How many digits are required for numbering the pages of a book having 300 pages?

### Choices

Choice (4)Response

a.

299

b.

792

c.

492

d.

789

## Question 182

Appeared in Year: 2017

### Question

MCQ▾

If the difference between simple and compound interest (compounded annually) on a sum of money for 2 years at 10 % per annum is ₹ 65, then the sum is

### Choices

Choice (4)Response

a.

₹ 6500

b.

₹ 65650

c.

₹ 65065

d.

Both a. and c. are correct

## Question 183

Appeared in Year: 2017

### Question

MCQ▾

Study the given pattern.

(a) Which algebraic expression is used to find the number of cubes in pattern?

(b) Which pattern will have 161 cubes?

### Choices

Choice (4)Response

a.

A-

b.

A-

c.

A-, B-40

d.

A-

## Question 184

Appeared in Year: 2013

### Question

MCQ▾

In the given figure Find the value of a.

### Choices

Choice (4)Response

a.

b.

c.

d.

10°

## Question 185

Appeared in Year: 2018

### Question

Match List-Ⅰ List-Ⅱ▾

If die is rolled two times, then find the probability of getting

List-Ⅰ (Column-I)List-Ⅱ (Column-II)
(A)

Number on the first die is divisible by umber on second die.

(i)

112

(B)

Sum of number obtained on both the die as multiple of 3.

(ii)

(C)

Sum of the numbers on both die is divisible by the number on second die.

(iii)

(D)

Multiple of 2 on first die and multiple of 4 on second die.

(iv)

### Choices

Choice (4)Response
• (A)
• (B)
• (C)
• (D)

a.

• (iv)
• (ii)
• (iii)
• (i)

b.

• (ii)
• (iv)
• (iii)
• (i)

c.

• (iii)
• (iv)
• (i)
• (ii)

d.

• (iii)
• (iv)
• (ii)
• (i)