Bob, Peter and Paul travel together. Peter and Paul are good hikers; each walks p miles...

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Bob, Peter and Paul travel together. Peter and Paul are goodhikers; each walks p miles per hour. Bob has a bad foot and drivesa small car in which two people can ride, but not three; the carcovers c miles per hour. The threee friends adopted the followingscheme: They start together, Paul rides in the car with Bob, Peterwalks. After a while, Bob drops Paul who walks on; Bob returns topick up Peter, and then Bob and Peter ride in the car till theyovertake paul. At this point, they change: Paul rides and Peterwalks just as they started and the whole procedure is repeated asoften as necessary.

A. How much progress (how many miles) does the company make perhour?

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3.6 Ratings (453 Votes)

So basically we are asked average speed hereThey are starting together We will find after how much time anddistance they are meeting again and that will give us averagespeedSuppose in first turn Bob and See Answer

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