How many multiples of 4 are there between 16 and 112, inclusive?  Choices:  A) 21  B) 22  C) 23  D) 24  E) 25

Rationale: "the multiples of 4 are from 4 * 4 up to 4 * 28 . 28 - 4 + 1 = 25 . the answer is e ."
Answer: E