In a lottery, there are 12 prizes and 30 blanks. A lottery is drawn at random. What is the probability of getting a prize? Choose the most appropriate option:
A) 1/3
B) 1/5
C) 2/5
D) 1/7
E) 2/7
P(winning a prize) = 12 / (12+30) = 12/42 = 2/7   The answer is 2/7.
<result>E</result>
In a lottery, there are 12 prizes and 30 blanks. A lottery is drawn at random. What is the probability of getting a prize?