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Solving a Quadratic Equation by Completion of Squares Method

A motorboat h...

Question

A motorboat has a speed of 20 kmph. How much time will it take to cover 40 km?

A

1 hour

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B

2 hours

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C

3 hours

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D

4 hours

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Solution

The correct option is B 2 hours
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Solving a Quadratic Equation by Completion of Squares Method

Standard X Mathematics