A hollow sphere of outer radius of 4 cm and thickness of 3 cm is to be made from metal. What is the total amount of metal required (in cm3) to make the sphere? (Take π = \(\frac{22}{7}\))

A hollow sphere of outer radius of 4 cm and thickness of 3 cm is to be

1.	A hollow sphere of outer radius of 4 cm and thickness of 3 cm is to be made from metal. What is the total amount of metal required (in cm3) to make the sphere? (Take π = \(\frac{22}{7}\))
A.	281
B.	264
C.	225
D.	227
Answer» C.