An airplane flew 3 hours with a 40 mph head wind. The return trip with a tail wind of the same speed took 2 hours. Find the speed of the plane in still air.

180 mph

200 mph

220 mph

240 mph

Question

An airplane flew 3 hours with a 40 mph head wind. The return trip with a tail wind of the same speed took 2 hours. Find the speed of the plane in still air.

180 mph

200 mph

220 mph

240 mph

anonymous · Answer

http://www.algebra.com/algebra/homework/word/travel/Travel_Word_Problems.faq.question.331595.html

anonymous · Answer

200 mph..

The first flight, he is pushed back 120 miles.. second flight he gains 80 miles... he does this in one hour.

anonymous · Answer

r t = d
Solve the following for r:$$3(r-40)=2(r+40)$$r = 200 mph