Every elementary school student in a certain town attends one of two schools, and at both schools, each student is

Every elementary school student in a certain town attends one of two schools, and at both schools, each student is assigned to a specific classroom. Broad River Academy has 29 classrooms with an average of 17 students per classroom, and Lakeside School has 19 classrooms with an average of 18 students per classroom. Approximately what percent of the town’s elementary school students attend Broad River Academy?

(A) 29%
(B) 41%
(C) 48%
(D) 59%
(E) 82%

[spoiler]OA=D[/spoiler]

Source: Manhattan GMAT