# IMO Level 1- Mathematics Olympiad (SOF) Class 7: Questions 320 - 330 of 1022

Access detailed explanations (illustrated with images and videos) to 1022 questions. Access all new questions- tracking exam pattern and syllabus. View the complete topic-wise distribution of questions. Unlimited Access, Unlimited Time, on Unlimited Devices!

View Sample Explanation or View Features.

Rs. 450.00 -OR-

## Question 320

### Question

MCQ▾

The value of x in is ________.

### Choices

Choice (4)Response

a.

0

b.

- 1

c.

1

d.

2

## Question 321

### Question

Match List-Ⅰ List-Ⅱ▾

Match the reciprocal of each of the following in exponential form.

 List-Ⅰ List-Ⅱ (A) (i) (B) (ii) (C) (iii) (D) (iv)

### Choices

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

a.

• (ii)
• (i)
• (iv)
• (iii)

b.

• (i)
• (iv)
• (iii)
• (ii)

c.

• (ii)
• (iii)
• (iv)
• (i)

d.

• (iii)
• (ii)
• (iv)
• (i)

## Question 322

### Question

MCQ▾

The value of is ________.

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 323

MCQ▾

Simplify .

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 324

### Question

MCQ▾

If , then the value of is ________.

### Choices

Choice (4)Response

a.

11

b.

c.

10

d.

## Question 325

### Question

MCQ▾

The CP of 30 books is equal to the SP of 25 books. The gain % is ________.

### Choices

Choice (4)Response

a.

30 %

b.

25 %

c.

50 %

d.

20 %

## Question 326

### Question

MCQ▾

The value of 20 coins of 25 p and 50 p is ₹ 7.50. The number of 25 p coins is ________.

### Choices

Choice (4)Response

a.

8

b.

10

c.

5

d.

12

## Question 327

### Question

MCQ▾

The value of is ________.

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 328

### Question

MCQ▾

If , then will be ________.

### Choices

Choice (4)Response

a.

0.78

b.

0.1521

c.

1

d.

0.39

## Question 329

### Question

MCQ▾

The value of is ________.

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 330

### Question

MCQ▾

The algebraic expression which is obtained on addition of following algebraic expression is ________.

### Choices

Choice (4)Response

a.

b.

0

c.

d.