# Quadratic Equations (IMO- Mathematics Olympiad (SOF) Class 10): Questions 74 - 79 of 80

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## Question number: 74

MCQ▾

### Question

If , then the value of x in terms of a and b is ________

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 75

MCQ▾

### Question

Two numbers whose sum is 20 and absolute value of whose difference are 6 are the roots of the equation ________

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 76

MCQ▾

### Question

If , then the value of x in terms of a and b is ________

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 77

MCQ▾

### Question

If one root of the equation is 1, and then the other root is ________

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 78

MCQ▾

### Question

In a bangle shop, if the shopkeeper displays the bangles in the form of a square then he is left with 60 bangles with him. If he wanted to increase the size of square by one unit each side of the square he found that 31 bangles fall short of in completing the square. The actual number of bangles which he had with him in the shop was ________

### Choices

Choice (4) Response

a.

2085

b.

1999

c.

3690

d.

1538

## Question number: 79

MCQ▾

### Question

If the equation has equal roots, and then the both roots are equal to ________

### Choices

Choice (4) Response

a.

b.

c.

d.

0

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