Stan went to the store and bought five cans of Monster and four Snickers bars for $14.90. After he left, he realized he needed more than that, so he went back in the store and bought one more can of Monster and three Snickers bars and spent $5.40. How much does the store charge for one can of Monster? How much does it charge for one Snickers bar?

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?