# Pair of Linear Equations in Two Variables (IMO- Mathematics Olympiad Class 10): Questions 26 - 31 of 82

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## Question number: 26

» Pair of Linear Equations in Two Variables

MCQ▾

### Question

Which of the following system of equations has unique solution?

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 27

» Pair of Linear Equations in Two Variables

MCQ▾

### Question

Value of x in pair of linear equations is ________

### Choices

Choice (4) Response

a.

4

b.

5

c.

3

d.

7

## Question number: 28

» Pair of Linear Equations in Two Variables

MCQ▾

### Question

The value of k for which the system of equations has a non-zero solution, is ________

### Choices

Choice (4) Response

a.

9

b.

3

c.

5

d.

4

## Question number: 29

» Pair of Linear Equations in Two Variables

MCQ▾

### Question

The denominators of a rational number is greater than its numerator by 4. If 4 is subtracted from the numerator and 6 is added to the denominator, the new number becomes. Then the original number was ________

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 30

» Pair of Linear Equations in Two Variables

MCQ▾

### Question

Which of the following system of equations has no solution?

### Choices

Choice (4) Response

a.

b.

c.

d.

None of the above

## Question number: 31

» Pair of Linear Equations in Two Variables

MCQ▾

### Question

For how many values of k does the following system of equations have at least one solution?

### Choices

Choice (4) Response

a.

8

b.

7

c.

3

d.

2

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