SOLUTION: A steamboat travels 8 km/h faster than a freighter. The steamboat travels 88 km in the same time the freighter travels 53 km. Find the speed of the steamboat.

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Question 130553: A steamboat travels 8 km/h faster than a freighter. The steamboat travels 88 km in the same time the freighter travels 53 km. Find the speed of the steamboat.
Answer by checkley71(8403) About Me  (Show Source):
You can put this solution on YOUR website!
SEEING AS THE TIMES ARE EQUAL WE HAVE:
88/(R+8)=53/R
88R=53(R+8)
88R=53R+424
88R-53R=424
35R=424
R=424/35
R=12.1 SPEED FOR THE FREIGHTER.
12.1+8=20.1 SPEED FOR THE STEAMBOAT.
PROOF
88/20.1=53/12.1
4.38=4.38