## A tugboat goes 180 miles upstream in 10 hours, the return trip downstream takes 5 hours. Find the speed of the tugboat without the current a

Question

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## Answers ( )

Answer:Upstream 18mph Downstream 36 mph

Step-by-step explanation:Upstream DATA:

distance = 180 miles ; time = 10 hrs ; rate = 180/10= 18 mph

—–

Downstream DATA:

distance = 180 miles ; time = 5 hrs ; rate = 180/5= 36 mph

——

Equation:

Upstream: b – c = 18 mph

Downstream: b + c = 36 mph

Now solve for “b”

solve for “c”