SOLUTION: lea left the hardware store and traveled toward the ferry office at the average speed of 50 km/h. sometime later julia left traveling in the opposite direction with an average spee

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Question 1067760: lea left the hardware store and traveled toward the ferry office at the average speed of 50 km/h. sometime later julia left traveling in the opposite direction with an average speed of 80 km/h. after lea had traveled for six hours they were 780 km apart. find the number of hours julia traveled
Answer by addingup(3677) About Me  (Show Source):
You can put this solution on YOUR website!
6 x 50 = 300
780- 300 = 480
480/80 = 6 hours