math
posted by Ashley .
a plane flies at 430mph the bearing from Paris to Moscow is 78drgrees and the distance is 1800 mi if the wind is blowing 65mph at 340degrees what heading will take you from Paris to Moscow and how long will it take? include drawing and trip back

This is a math problem help i need the answer and to show my work.Mr.Pham mowed 2/7 of a lawn.His son mowed 1/4 of it.Who mowed the most?How much if the lawn still needs to be mowed?