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Mathematics 13 Online
OpenStudy (anonymous):

Harry's boat started downstream at a rate of 10 mph. Joan's boat left 4 hours later, also going downstream, at 25 mph. How many hours, after Joan left, will it take for her to catch up to Harry? Round to the nearest tenth if necessary. Answers Just Help Me ! 2.5 hours 2.7 hours 6.7 hours 6.5 hours

OpenStudy (nathan917):

Try this http://answers.yahoo.com/question/index?qid=20120411084612AAcoZfx (so you wont have to ask the rest of the questions :D)

OpenStudy (anonymous):

2.7 I believe

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