Hector spent $41.75 for 2 dvds that cost the same amount. the sales tax on his purchase was $3.15. hector also used a coupon for $1.00 off his purchase.

Emily works as a painter. for each job, it takesher 30 minutes to prepare an interior wall ofa house before she paints and 2 minutes persquare yard to paint that will. the graph belowshows the total time it would take her to do a job,based on the total area of the wallhow long does it take her to do a job when she paints a wall with an area of 15 square yards?