Accepted Answer
The speed from home base to airport was:[tex]v=255miles/1.7h\ /:1.7\\v=150mph[/tex]The speed from airport to home base was:[tex]v=255miles/1.5h\ /:1.5\\v=170mph[/tex]Average speed of plane was:[tex]\frac{170mph+150mph}{2}=160mph[/tex]Average speed of wind was:[tex]x\ -\ wind\ speed\ (mph)\\150+x=170-x\ /+x\\150+2x=170\ /-150\\2x=20\ /:2\\x=10[/tex]Answer: Average speed of plane was 160mph and average speed of wind was 10mph.I hope I helped :D
Suggested Answer
The answer is in the attachment.........................................................