Question
A boat takes 15 hours to travel
360 km downstream. If it takes 18 hours to travel 288 km upstream, Determine the speed of the stream?Solution
ATQ, Downstream speed of the boat = 360 ÷ 15 = 24 km/h And, upstream speed of the boat = 288 ÷ 18 = 16 km/h Let the speed of the stream be 'p' km/h ATQ; 24 - 2p = 16 Or, 2p = 8 So, p = 4 So, speed of the stream = 4 km/h
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