a college conducts a survey of its humanities professors about the languages that they know with the following results if no professor speaks all three language types how many professors speak Greek. a)72 b)72 c)134 d)178

Answer: c)134
Explanation:
To find the number of professors who speak Greek, simply add up all the numbers within the 'Greek' circle:
[tex]72+50+12=122+12=134[/tex]