A plane flew 1740 km in 6 hours with a tail wind. On the return trip, going into the wind, the plane flew 570 km in 3 hours. What is the plane's speed if there was no wind? What is the speed of the wind?

What is the plane's speed if there was no wind?

Question

A plane flew 1740 km in 6 hours with a tail wind. On the return trip, going into the wind, the plane flew 570 km in 3 hours. What is the plane's speed if there was no wind? What is the speed of the wind? 

What is the plane's speed if there was no wind?

goformit100 · Answer

Sorry don't know....plz ask if you have doubt in any other subject

anonymous · Answer

okay.. thanks :)

anonymous · Answer

First of all with all maths questions that dont have equations and variables to work with we have to define them. 
what would x and y be here?

anonymous · Answer

(the things we are looking for)

anonymous · Answer

OK I guess you are still stuck
Let x be the speed of the plane.
Let y be the speed of the air. 
Now we need to write equations, can you try?