Company P had 15 percent more employees in December than it had in January. If Company P had 480 employees in December, how many employees did it have in January?
Select the correct option.
A) 391 B) 417 C) 410 D) 423 E) 445

Rationale: "d = number of employees in december j = number of employees in january j x 1.15 = d j x 1.15 = 480 j = 480 / 1.15 j = 48,000 / 115 = 417 thus b is the correct answer ."
Answer: B