There were totally 100 men.80 are married.75 have T.V, 85 have radio,70 have A.C. How many men have T.V, radio, A.C and also married?	Choose the correct answer:	A) 10	B) 12	C) 13	D) 14	E) 15

Rationale: "100 - ( 100 - 80 ) - ( 100 - 75 ) - ( 100 - 85 ) - ( 100 - 70 ) = 100 - 20 - 25 - 15 - 30 = 100 - 90 = 10 answer : a"
Answer: A