SOLUTION: Ann traveled to the store and back. On her trip there she traveled 30 mph and on her trip home she traveled 40 mph. How long did her trip to the store take if her trip home took 3

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Question 790047: Ann traveled to the store and back. On her trip there she traveled 30 mph and on her trip home she traveled 40 mph. How long did her trip to the store take if her trip home took 3 hours?
Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
rate*time=distance

time=distance/rate


Direction__________rate___________time__________distance
Going______________30_____________x_____________d=30x
Returning__________40_____________3_____________d=40*3

30x=40%2A3 because distance going and returning are the same.
x=40%2A3%2F30