# IMO Level 1- Mathematics Olympiad (SOF) Class 7: Questions 438 - 448 of 1022

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## Question 438

Edit

### Question

MCQ▾

The number which is multiplied by to obtain a product equal to is ________.

### Choices

Choice (4)Response
a.
b.
c.
d.

## Question 439

Edit

### Question

MCQ▾

The product of is ________.

### Choices

Choice (4)Response
a.
b.
c.
d.

## Question 440

Edit

### Question

MCQ▾

The value of is ________.

### Choices

Choice (4)Response
a.4
b.16
c.2
d.32

## Question 441

Edit

MCQ▾

If then n =?

### Choices

Choice (4)Response
a.6
b.8
c.2
d.4

## Question 442

Edit

### Question

MCQ▾

Salary of an employee increases every year by 15%. His salary in the year 2010 was Rs. 18000. What was his salary in 2008?

### Choices

Choice (4)Response
a.Rs. 14,225
b.Rs. 13,500
c.Rs. 11,500
d.Rs. 13,610

## Question 443

Edit

MCQ▾

### Choices

Choice (4)Response
a.
b.
c.
d.

## Question 444

Edit

MCQ▾

### Choices

Choice (4)Response
a.729
b.
c.- 729
d.

## Question 445

Edit

### Question

MCQ▾

0 mangoes are bought for Rs. 11 and 11 mangoes are sold for Rs. 10. The gain (or) loss percent is ________.

### Choices

Choice (4)Response
a.11 % loss
b.21 % loss
c.11 % gain
d.21 % gain

## Question 446

Edit

### Question

MCQ▾

A factor of is ________.

### Choices

Choice (4)Response
a.
b.
c.3
d.All a. , b. and c. are correct

## Question 447

Edit

### Question

MCQ▾

Subtract the sum of and from -4 is ________.

### Choices

Choice (4)Response
a.
b.
c.
d.

## Question 448

Edit

### Question

MCQ▾

If , then x is ________.

### Choices

Choice (4)Response
a.2
b.1
c.4
d.3