Saturday

January 31, 2015

January 31, 2015

Posted by **marie** on Thursday, June 22, 2006 at 9:11pm.

Call Y the boat's rate.

distance = rate x time.

downstream rate of boat is Y+3. t=4 hrs.

upstream rate of boat is Y - 3. t=8 hrs.

d(downstream) = (Y+3)4

d(upstream) = (Y-3)8

The distance is the same so set them equal to each other and solve for Y.

Thank you

- word problem -
**paulo**, Saturday, February 18, 2012 at 8:42pm9mph

- word problem -
**Anonymous**, Friday, September 7, 2012 at 11:23pmA cruise boat travels 96 miles downstream in 3 hours and returns upstream in 6 hours. Find the rate of the stream.

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