Bill bought a large submarine sandwich and cut it into 8 equal pieces. he ate 1/4 of the sandwich. how can you write how much of the sandwich bill ate as eights?

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?