What conclusion can be drawn from the box plots

Isee the amount was $90.00 then reduced to $75.00 , what is the percent ?

Which function has the domain x> -11

David and alton are training for a race. they spend 35 minutes stretching and then go on a 5 mile practice run. david runs at a pace of 7 min/mile. alton runs at a pace of 8 min/mile. write an equation for each runner that shows the total length of their workout. then solve each equation showing your work