A company sells cocoa powder in a cylindrical container that is 5 inches long with a circular base of diameter 4 inches. The company is planning to sell a family-size product that will use similar packaging scaled by a factor of 2. The circumference of the original container is
inches. This is
inches less than the circumference of the new container.

(Question1)
A. 6.28
B. 12.57
C. 15.7
D. 62.8

(Question2)
A. 18.84
B.37.68
C.12.57
D.9.42