Here is the answer :
people who like both the songs is 35 and
people who like only folk songs is 100.
12.8 is the answer you can multiply 3.2 to 4 or you can add 3.2 to 3.2
He will have a fourth of a cup raisins left over<span />
B is the correct answer for your question I do believe, I hope that helped you. If not I am sorry, I tried to answer fast for you.