SOLUTION: One speed skater starts across a frozen lake at an average speed of 7 m/s. Ten seconds later, a second speed skater starts from the same point and skates in the same direction at a

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Question 1192483: One speed skater starts across a frozen lake at an average speed of 7 m/s. Ten seconds later, a second speed skater starts from the same point and skates in the same direction at an average speed of 8 m/s. How many seconds after the second skater starts will the second skater overtake the first skater?
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
#1 is 70 m ahead
#2 overtaking at 1m/s
will take 70 seconds to overtake