SOLUTION: How long dies it take a boat traveling 40 km an hour to cross a lake that is 2.0 km wide?

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Question 899144: How long dies it take a boat traveling 40 km an hour to cross a lake that is 2.0 km wide?
Found 2 solutions by harpazo, ewatrrr:
Answer by harpazo(655) About Me  (Show Source):
You can put this solution on YOUR website!
D = rt
2.0 = 40km*t
2.0km/40km = t
0.05 = t
time is about 3 minutes.

Answer by ewatrrr(24785) About Me  (Show Source):