SOLUTION: How many minutes? Two cyclists are racing around a circular track. Jody can ride once around the track in 6 minutes. Joni takes 4 minutes. How many minutes will it take for Jon

Algebra ->  Numeric Fractions Calculators, Lesson and Practice -> SOLUTION: How many minutes? Two cyclists are racing around a circular track. Jody can ride once around the track in 6 minutes. Joni takes 4 minutes. How many minutes will it take for Jon      Log On


   

Question 1144555: How many minutes?
Two cyclists are racing around a circular track. Jody can ride once around the track in 6 minutes. Joni takes 4 minutes.
How many minutes will it take for Joni to lap Jody..?
Found 2 solutions by Alan3354, ikleyn:
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Two cyclists are racing around a circular track. Jody can ride once around the track in 6 minutes. Joni takes 4 minutes.
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Hint: Assuming they start at the same place at the same time, it's the LCM, the Least Common Multiple of 6 and 4 minutes.
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To Ikelyn:
The faster "laps" the slower.
To "lap" someone is to pass them while going around a repetitive course.
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It's sort of idiomatic. Not obvious to people to whom English is not their 1st language.


Answer by ikleyn(52778) About Me  (Show Source):
You can put this solution on YOUR website!
.

Take into account, that the problem is/was formulated INACCURATELY.

The accurate formulation should tell about their starting points and about their starting times . . .


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I have a question to Alan: 

    Alan, how to say correctly in this problem:


         Joni laps Jody     OR    Jody laps Joni ?    Or it is the same ?


    Thanks