The penguin pool at a zoo is in the shape of a circle. A penguin is moving at a constant speed and walks 4 laps around the pool in 10 minutes. How many laps per minute is that? (1 point)
A. 0.4 laps
B. 1.0 laps
C. 1.4 laps
D. 2.5 laps

How many minutes per lap is that? (1 point)
A. 0.4 minutes
B. 1.0 minutes
C. 1.4 minutes
D. 2.5 minutes

At that rate, how many laps can the penguin complete in 18 minutes? (1 point)
A. 7.2 laps
B. 45 laps
C. 72 laps
D. 180 laps