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A car travelling with of its actual speed covers 42 km in 1 hr 40 min 48 sec. Find the actual speed of the car.

Answer» Time taken = 1 hr 40 min 48 sec = 1 hr 40 4 min = 1 51 hrs = 126 hrs. 5 75 75 Let the actual speed be x km/hr. Then, 5 x x 126 = 42 7 75 x = 42 x 7 x 75 = 35 km/hr. 5 x 126


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