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If a car travels 54 km in 90 minutes then find the speed of the car.

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10 m/s

5.4 m/s

3.6 m/s

0.6 m/s

answer is B.

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Detailed Solution

Distance = 54 km = 54000 m
Time = 90 minutes = 90 x 60 = 5400 s
Speed =?

$Speed = \frac{Distance}{Time}$

$Speed = \frac{54000}{5400} = 10 m / s$

Therefore, the speed of the car will be 10 m/s.

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