Extended Response A child's bicycle wheel has a circumference
that is 62.5% of the circumference of a BMX bicycle wheel. The child's bicycle wheel has a
circumference of 39.25 inches.
a. What is the radius of
the child's bicycle wheel?
b. What is the radius of the BMX bicycle
wheel?
c. The BMX bicycle wheel makes 3 revolutions in 2 seconds. How fast is the
bicycle moving?