pyq/2015/csat/31
In a town, 45% of the population read magazine A, 55% read magazine B, 40% read magazine C, 30% read magazines A and B, 15% read magazines B and C, 25% read magazines A and C, and 10% read all three magazines. What percentage do not read any magazine?
(A) 10%
(B) 15%
(C) 20%
(D) 25%