# IMO Level 1- Mathematics Olympiad (SOF) Class 7: Questions 346 - 357 of 1022

Access detailed explanations (illustrated with images and videos) to 1022 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. Unlimited Access for Unlimited Time! View Sample Explanation or View Features.

Rs. 450.00 or

How to register?

## Question number: 346

Edit
MCQ▾

### Question

What is the value of at ?

### Choices

Choice (4)Response

a.

Discriminant

b.

c

c.

a

d.

0

## Question number: 347

Edit
MCQ▾

### Question

If then a is ________.

### Choices

Choice (4)Response

a.

2

b.

1

c.

0

d.

- 1

## Question number: 348

Edit
MCQ▾

### Question

The value of x, for which is ________.

### Choices

Choice (4)Response

a.

b.

3

c.

d.

1

## Question number: 349

Edit
MCQ▾

### Question

If , then the value of .

### Choices

Choice (4)Response

a.

36

b.

30

c.

33

d.

39

## Question number: 350

Edit
MCQ▾

### Question

A contractor employed 120 men to build a house in 45 days. After 15 days, he was joined by 30 more men. In how many days will the remaining work be finished?

### Choices

Choice (4)Response

a.

20 days

b.

18 days

c.

28 days

d.

24 days

## Question number: 351

Edit
MCQ▾

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 352

Edit
MCQ▾

### Question

Power 5 of is ________.

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 353

Edit
MCQ▾

### Question

The product of is ________.

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 354

Edit
MCQ▾

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 355

Edit
MCQ▾

### Question

The value of is ________.

### Choices

Choice (4)Response

a.

b.

c.

d.

None of the above

## Question number: 356

Edit
MCQ▾

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 357

Edit
MCQ▾

### Question

A man purchased a bag of rice containing 70 kg for Rs. 175. He sold it at the rate of Rs. 2.75 per kg. Then the profit or loss in % is ________.

### Choices

Choice (4)Response

a.

12 % gain

b.

10 % loss

c.

10 % gain

d.

12 % loss

Developed by: