A flagpole 18 meters high casts a shadow of length 45 meters. If a building under similar conditions casts a shadow of length 55 meters, what is the height of the building (in meters)?	Choose the correct choice from the following options
A) 20  B) 22  C) 24  D) 26  E) 28

Rationale: "the height : length ratio will be equal in both cases . 18 / 45 = x / 55 x = 22 the answer is b ."
Answer: B