How many shots of 1cm radius can be prepared from a sphere of 7cm radius?  Choose the correct choice from the following answers.
A) 343 B) 388 C) 327 D) 88 E) 99

Rationale: "4 / 3 ï € * 7 * 7 * 7 = 4 / 3 ï € * 1 * 1 * 1 * x x = 343 answer : a"
Answer: A