SOLUTION: your friends,Jackie and Frank go with you to the fitness center. you all walk laps around the track. Each lap takes Jackie 60 seconds, Frank 48 seconds, and you 72 seconds to compl

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Question 805881: your friends,Jackie and Frank go with you to the fitness center. you all walk laps around the track. Each lap takes Jackie 60 seconds, Frank 48 seconds, and you 72 seconds to complete. If you begin walking at 9:00 A.M, what time will the clock read when all three of you reach the starting point again? How many laps has each person walked at this point?

Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
r*t=d
60x= 48y,48y= 72z, 72z=60x
x = 12 laps , y = 15 laps, z = 10 laps
9: 12 am