Question

On a straight road, a Bus is ahead of a car traveling in the same direction by 20 kms. After a time of 2 hours, the car is 50 kms ahead of the bus. If the speed of the bus is 45kh/h, find the speed of the car.

Answer 1

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Answer 2

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The cars cover for 2 hours :-

$\sf = 20 + 50 \\ \sf = 70$

The speed = 70 / 2 = 35 kilometer per hour.

$\sf s2 - s1 = 35 \\ \sf s2 - 45 = 35 \\ \sf s2 = 35 + 45 \\ \sf = 80 \: \frac{km}{hr}$

Therefore, the speed of the car = 80 km/hr.