# Simple Equations (IMO- Mathematics Olympiad Class 7): Questions 31 - 37 of 83

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## Question number: 31

» Simple Equations

MCQ▾

### Question

What is the value of that makes the following expression true?

### Choices

Choice (4) Response

a.

-4

b.

-5

c.

3

d.

5

## Question number: 32

» Simple Equations

MCQ▾

### Question

The present age of A is twice that of B. 20 years from now, age of A will be times that of B. The present ages of A and B (in years) respectively, is ________.

### Choices

Choice (4) Response

a.

20, 10

b.

10, 20

c.

30, 20

d.

20, 30

## Question number: 33

» Simple Equations

MCQ▾

### Question

The average of 11, andis. The value of X is ________

### Choices

Choice (4) Response

a.

21

b.

14

c.

15

d.

17

## Question number: 34

» Simple Equations

MCQ▾

### Question

The sum of 6 consecutive integers is 75. Then the smallest among them is ________.

### Choices

Choice (4) Response

a.

19

b.

16

c.

10

d.

14

## Question number: 35

» Simple Equations

MCQ▾

### Question

The total cost of two books is Rs. 420. If the prize of first book is of the second book then the prize of second book is ________.

### Choices

Choice (4) Response

a.

Rs. 220

b.

Rs. 280

c.

Rs. 250

d.

Rs. 245

## Question number: 36

» Simple Equations

MCQ▾

### Question

, then find the value of X.

### Choices

Choice (4) Response

a.

b.

c.

d.

1

## Question number: 37

» Simple Equations

MCQ▾

### Question

The age of A and B are in ratio 7: 5 after 6 years, their ages will be in the ratio 9: 7 the sum of present age is ________

### Choices

Choice (4) Response

a.

36 years

b.

10 years

c.

24 years

d.

9 years

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