In a certain neighborhood , 60 percent of the student are going to school (A) , and the rest are going to school (B) . A new school (C) is opened , If 30 percent of student of school (A) and 40 percent of student of school (B) are expected to go to the new school (C) , what percent of student are expected to go to the new school (C) ?	Choose the correct choice from the following answers:
A) 30 %
B) 34 %
C) 38 %
D) 42 %
E) 46 %

Rationale: say there are total of 100 students in the neighborhood , 60 students are going to school ( a ) and 40 student are going to school ( b ) 60 * 0.3 = 18 student of school ( a ) are expected to go to the new school ( c ) 40 * 0.4 = 16 student of school ( b ) are expected to go to the new school ( c ) thus total of 18 + 16 = 34 student are expected to go to the new school ( c ) , which is 34 % of students . answer : b .
Answer: B