You mix letters (s e m i t r o p i c a & l) thoroughly. without looking you draw one letter, find the probability that you will get a vowel. write your answer as a fraction in simplest form.
a 12/5
b 5/12
c 1/3
d 7/12

2-
you roll a standerd number cube once. find p(0)
a 7/6
b 1
c 1/2
d 0