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December 21, 2014

December 21, 2014

Posted by **John** on Thursday, January 28, 2010 at 12:13am.

When will train B catch up with train A?

- algebra -
**Damon**, Thursday, January 28, 2010 at 3:07amtrain A goes t hours

train B goes (t-.25) hours

distance is the same

so

60 t = 80(t-.25)

solve for t in hours

add that to 5.25 to get time in hours

convert fractional hours to minutes

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