It takes 3 hours for a boat to go 12 km and come back in still water at a constant speed. When the speed of the water is 2 km/hour, how many minutes does it take for the boat to travel 12 km in the opposite direction to the flow speed of the water and then return 12 km in the direction of the flow speed of the water? A) 128 В) 135 С) 160 D) 192 E) 320
It takes 3 hours for a boat to go 12 km and come back in still water at a constant speed. When the speed of the water is 2 km/hour, how many minutes does it take for the boat to travel 12 km in the opposite direction to the flow speed of the water and then return 12 km in the direction of the flow speed of the water? A) 128 В) 135 С) 160 D) 192 E) 320
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Transcribed Image Text:It takes 3 hours for a boat to go 12 km and come back in still water at a constant speed. When the speed of
the water is 2 km/hour, how many minutes does it take for the boat to travel 12 km in the opposite direction
to the flow speed of the water and then return 12 km in the direction of the flow speed of the water?
A) 128
В) 135
C) 160
D) 192
E) 320
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