16 deliveries in 4 hours is a unit rate of what

Draw out the fraction then show how you would subtract 5 1/4

You and a friend race across a field to a fence and back. your friend has a 50-meter head start. the equations shown represent you and your friend's distances dd (in meters) from the fence tt seconds after the race begins. find the time at which you catch up to your friend. you: d=∣−5t+100∣d=∣−5t+100∣ your friend: d=∣−313t+50∣∣

Terri makes a quilt using three sizes of fabric squares the side lenght of each fabric square is the square root of the area