alleryએક શહેરમાં, 60 ટકા લોકો અખબાર X વાંચે છે, 40 ટકા લોકો અખબાર Y વાંચે છે અને 20 ટકા બંને વાંચે છે. કેટલા ટકા લોકો બેમાંથી એકપણ અખબાર વાંચતા નથી?
A10
B20
C15
D25
Answer & Solution
Correct answer: B. 20
ઓછામાં ઓછું એક અખબાર વાંચનારા = 60 + 40 - 20 = 80 ટકા, તેથી 20 ટકા લોકો બેમાંથી એકપણ અખબાર વાંચતા નથી.
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