A local television station sends out questionnaires to determine if viewers would rather see a documentary, an interview show, or reruns of a game show. There were 600 responses with the following results:

180 were interested in an interview show and a documentary, but not reruns;
24 were interested in an interview show and reruns, but not a documentary;
84 were interested in reruns, but not documentaries or interviews;
144 were interested in an interview show, but not a documentary;
60 were interested in a documentary and reruns;
36 were interested in an interview show and reruns;
4

Question

A local television station sends out questionnaires to determine if viewers would rather see a documentary, an interview show, or reruns of a game show. There were 600 responses with the following results:

180 were interested in an interview show and a documentary, but not reruns;
24 were interested in an interview show and reruns, but not a documentary;
84 were interested in reruns, but not documentaries or interviews;
144 were interested in an interview show, but not a documentary; 
60 were interested in a documentary and reruns;
36 were interested in an interview show and reruns;
4

anonymous · Answer

48 were interested in none of the three.

How many viewers were interested in exactly one kind of show?