Total no. of persons = 200 Males = 200 x (14/25) = 112 and Females = 200 x (11/25) = 88 25% of males who read newspaper = 112 x (25/100) = 28 25% of females who read newspaper = 88 x (25/100) = 22 Therefore no. of persons who do not read newspaper = 200 - (28 + 22) = 150 Required % = 150 x (100/200) = 75%