SOLUTION: An airplane flew for 6 hours with a 22-km/h tail wind. The return flight against the same wind took 8 hours. Find the speed of the plane in still air.
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Question 70287This question is from textbook
: An airplane flew for 6 hours with a 22-km/h tail wind. The return flight against the same wind took 8 hours. Find the speed of the plane in still air.
This question is from textbook
Answer by checkley75(3666) (Show Source): You can put this solution on YOUR website!
6*(S+22)=8*(S-22)
6S+132=8S-176
6S-2S=-176-132
-2S=-308
S=-308/-2
S=154 KM/H WAS THE SPEED OF THE AIRPLANE IN STILL AIR.
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