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In a stream running at 2 km/hr, a motor boat goes 10 km upstream and back again to the starting point in 55 minutes. Find the speed of the motorboat in still water ?
5Q:
In a stream running at 2 km/hr, a motor boat goes 10 km upstream and back again to the starting point in 55 minutes. Find the speed of the motorboat in still water ?
- 122 km/hrtrue
- 224 km/hrfalse
- 326 km/hrfalse
- 420 km/hrfalse
- 528 km/hrfalse
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