Question
A traveler is walking on a moving walkway in an airport. The traveler must walk back on the walkway to get a bag he forgot. The traveler’s groundspeed is 2 ft / s against the walkway and 6 ft / s with the walkway. What is the travelers speed off the walkway? What is the speed of the moving walkway?
Answers
If his own speed is s, and the walkway's speed is w, then
s+w = 6
s-w = 2
...
s+w = 6
s-w = 2
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