Survey over 120 people was done. Each of them like at least one of the three actors: Shahrukh, Amir, and Akshay. 80 people like Shahrukh, 64 people like Amir and 80 people like Akshay.
Find the minimum number of people who liked all three actors.
The minimum number of people who liked all three actors = 0 (as shown above)