question_answer

In a survey, 70% of those surveyed owned a car and 75% of those surveyed owned a TV. If 55% owned both a car and a TV, what percent of those surveyed did not own either a car or a TV?

A)  \[25%\]                      

B)  \[20%\]

C)  \[10%\]             

D)       \[5%\]

Correct Answer: C

Solution :

  Per cent of those surveyed who did not own either a car or a TV \[=100-(20+55+15)=100-90=10%\]