A survey of 108 college students was taken to determine the musical styles they liked. Of those, 38 students listened to rock, 40 to classical, and...

A survey of 108 college students was taken to determine the musical styles they liked. Of those, 38 students listened to rock, 40 to classical, and 51 to jazz. Also, 21 students listened to rock and jazz, 11 to rock and classical, and 22 to classical and jazz. Finally, 7 students listened to all three musical styles. Construct a Venn diagram and determine the cardinality for each region.   Answer the following question:

How many listened to only rock