Radius (inches) Diameter (inches) Circumference (Inches)
Car 1 0.5 1 3.14
Car 2 0.75 1.5 4.71
Car 3 2 4 12.56
Car 4 3 6 18.84

Oliver chooses four of his toy cars and measures their wheel length and then calculates the circumference. If he was to divide the circumference by the diameter for each of his wheel length, what would he find?

A) Each time you get 0.32.
B) Each time you get 0.64.
C) Each time you get 3.14.
D) Each time you get 6.28.