If the wheel is 42 cm then the number of revolutions to cover a distance of 1056 cm is?  Choose the correct choice from the following.
A) 18  B) 4  C) 6  D) 8  E) 19

Rationale: "2 * 22 / 7 * 42 * x = 1056 = > x = 4 answer : b"
Answer: B