Question
The speed of a boat in still water is 8 km/hr, and the
speed of the current is 3 km/hr. If the boat takes a total of 10 hours to travel ‘x’ km both upstream and downstream, find the aproximate value of ‘x’.Solution
ATQ,
Downstream speed = 8+3=11 km/hr
Upstream speed = 8−3=5 km/hr
Taking LCM of 11 and 5,
Or 34.4
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