Ellis backyard has 6.25 by 6.25m patio. she would like to build a 1.5m wide extension around 3 sides of the patio, as the figure shows. she will buy 0.25 by 0.25m tiles that come 25 to a package. how many packages dose ellis need to buy to build the extension?

Solve the problem by making up an equation. a man could arrive on time for an appointment if he drove the car at 40 mph; however, since he left the house 15 minutes late, he drove the car at 50 mph and arrive 3 minutes early for the appointment. how far from his house was his appointment?