1. The problem statement, all variables and given/known data A plane flies 500km from Toronto to Montreal in 2.5h. The return trip takes 3.0h. Assuming the plane flew under constant power, determine: 2. Relevant equations a) The speed of the plane in still air Well that's easy. b) The speed of the wind. Express your answer rounded to the nearest km/h 3. The attempt at a solution I don't know what to do. Please help.