Decide when to hire another dog walker based on the equation and median time. The equation is y=2.5x . The median time is 30.5 minutes. There are currently 2 dog walkers and each can do 7 hours. Give a reason why to hire another dog walker.
(Median time got by adding 40+50+30+40+15+25+15+20+30+40 = 305 then divding 305 and 10 to equal 30.5)