Iwill medal
collette’s superstore is having a sale on desk lamps. the following graph shows the number of desk lamps left in the store t minutes after opening. how many minutes after opening will the store only have 40 desk lamps remaining?
graph with t in minutes on the x axis and number of desk lamps remaining on the y axis. graph shows line hitting points (0, 120), (5, 110), (10, 100), (15, 90), (20, 80), (25, 70), and (30, 60)
30 minutes
35 minutes
40 minutes
45 minutes