<PRE><B>Question 643409</B>
Jose is competing in a bike race. He has traveled 12 miles and is maintaining a steady speed of 15 mi/hr. Chanelle is competing in the same race bu got a flat tire. She has traveled 8 miles and is maintaining a steady speed of 18 mi/hr.How long will it take for chanelle to catch up to Jose?
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let x=How long it will take for chanelle to catch up to Jose?
12+15x=distance Jose will have traveled
8+18x=distance Chanelle will have traveled
..
12+15x=8+18x
3x=4
x=4/3 hrs
How long it will take for chanelle to catch up to Jose=4/3 hrs</PRE>