# IMO- Mathematics Olympiad (SOF) Class 7: Questions 305 - 313 of 1012

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 1012 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: 305

MCQ▾

### Question

A factor of is ________.

### Choices

Choice (4) Response

a.

b.

c.

4

d.

All a. , b. and c. are correct

## Question number: 306

MCQ▾

### Question

The value of is ________.

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 307

MCQ▾

### Question

The value of is ________.

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 308

MCQ▾

### Question

What is the value of at ?

### Choices

Choice (4) Response

a.

a

b.

Discriminant

c.

d.

0

## Question number: 309

MCQ▾

### Question

The value of when and is ________.

### Choices

Choice (4) Response

a.

1108

b.

1208

c.

1080

d.

1380

## Question number: 310

MCQ▾

### Question

If , then the value of is ________.

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 311

MCQ▾

### Question

If , then the value of .

### Choices

Choice (4) Response

a.

112

b.

60

c.

105

d.

102

## Question number: 312

MCQ▾

### Question

Salary of an officer increases every year by 20%. His salary in the year 2001 was Rs. 26640. What was his salary in 1999?

### Choices

Choice (4) Response

a.

Rs. 19, 528

b.

Rs. 18, 500

c.

Rs. 20, 000

d.

Rs. 19, 028

## Question number: 313

MCQ▾

### Question

The value of is ________.

### Choices

Choice (4) Response

a.

b.

c.

d.

f Page