SOLUTION: Sandy left downtown Greensboro, and three hours later Tim left going 61 mph faster to catch up.After another two hours, Tim caught up. Find Sandy's average speed.
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Question 907990: Sandy left downtown Greensboro, and three hours later Tim left going 61 mph faster to catch up.After another two hours, Tim caught up. Find Sandy's average speed.
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
2(s+61)=5x
122=3s
Sandy =40 2/3 mph
Tim =101 2/3
5*40 2/3=2*101 2/3
3*40 2/3=122
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