# Quadratic Equations (IMO- Mathematics Olympiad (SOF) Class 10): Questions 57 - 63 of 80

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## Question number: 57

MCQ▾

### Question

In the equation, the roots are equal when ________

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Choice (4) Response

a.

b.

c.

d.

## Question number: 58

MCQ▾

### Question

A man walks a distance of 48 km in a given time. If he walks 2 km/hr faster, he will perform the journey 4 hrs before. His normal rate of walking, is ________

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Choice (4) Response

a.

b.

c.

d.

## Question number: 59

MCQ▾

### Question

One of the two students, while solving a quadratic equation in x, copied the constant term incorrectly and got the roots 16 and 4. The other copied the constant term and coefficient of correctly as and respectively. The correct roots are

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Choice (4) Response

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c.

d.

## Question number: 60

MCQ▾

### Question

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

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Choice (4) Response

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b.

c.

d.

## Question number: 61

MCQ▾

### Question

In the equation, the roots are equal when ________

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Choice (4) Response

a.

b.

c.

d.

## Question number: 62

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### Question

The roots of the equation can be found by solving ________

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Choice (4) Response

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b.

c.

d.

## Question number: 63

MCQ▾

### Question

The roots of the equation can be found by solving ________

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Choice (4) Response

a.

b.

c.

d.

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