SOLUTION: kathryn made a trip to her cabin on the lake and back. On the trip there she drove 40.5 km/h and on the return trip she went 36 km/h. How long did the trip there take if the return

Algebra ->  Customizable Word Problem Solvers  -> Travel -> SOLUTION: kathryn made a trip to her cabin on the lake and back. On the trip there she drove 40.5 km/h and on the return trip she went 36 km/h. How long did the trip there take if the return      Log On

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Question 1006262: kathryn made a trip to her cabin on the lake and back. On the trip there she drove 40.5 km/h and on the return trip she went 36 km/h. How long did the trip there take if the return trip took 0.9 hrs?
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
For the return trip:
+d+=+r%2At+
+d+=+36%2A.9+
+d=+32.4+ km
----------------
Going to the cabin:
+d+=+r%2At+
+32.4+=+40.5%2At+
+t+=+.8+ hrs
The trip to the cabin took .8 hrs