<PRE><B>Question 978443</B>
Breanne and Alison finished a 5 km fun run. Alison finished 400 m ahead of Breanne.
 Breanne ran at an average speed of 7.2 km/h.
What was Alison’s time for the race if she ran at a constant rate for the whole race?
:
Change 400 m to .4 km
Find the time for B to run. 4.6 km (400 m behind A)
t = 4.6/7.2
t = .6389 hrs; time for A to run 5k (38{{{1/3}}} min)
:

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