If the wheel is 12 cm then the number of revolutions to cover a distance of 1240 cm is?  Choose the correct answer.
A) 11 B) 14 C) 16 D) 12 E) 19

Rationale: "2 * 22 / 7 * 12 * x = 1240 = > x = 16 answer : c"
Answer: C