A survey of n people in the town of badaville found that 50% of them prefer brand A. Another survey of 100 people in the town of chottaville found that 60% prefer brand A.In total 55% of all the people surveyed together prefer Brand A.What is the total number of people surveyed? Choose one:
A) 138
B) 100
C) 128
D) 278
E) 112
50% (n) + 60% (100 ) = 55% (n + 100)   Solving we get n = 100   Answer:100
<result>B</result>
A survey of n people in the town of badaville found that 50% of them prefer brand A. Another survey of 100 people in the town of chottaville found that 60% prefer brand A.In total 55% of all the people surveyed together prefer Brand A.What is the total number of people surveyed?