Answer: 75
Explanation:
The given table : super hero sci fi comedy drama romance 
 63 24 34 20 17
From the table, the number of people prefer comedy movie = 34
The total number of people surveyed : 

Now, the probability of people preferring comedy movie is given by :-
 
 
Based on these results, if 350 people are asked about their favorite movie genres, the number of people will prefer comedy movie is given by :-

Hence, 75 persons will prefer comedy movies.