(Challenge your Mind) Mr. Valdez owns a school with a population of 2340 pupils. There are 1260 girls in all in the school. If there are 60 rooms, how many boys will there be in each classroom? Which letter shows the solution and the answer of this problem? *
A. 2340 – 1260 ÷ 60 = 17 , There are 17 boys in each room.

B. 2340 + 1260 ÷ 60 = 17 , There are 17 boys in each room.

C. [(2340 – 1260)] ÷ 60 = 18 , There are 18 boys in each room.

D. [(2340 ÷ 60) – 1260 = 18 , There are 18 boys in each room.