In a lottery, there are 10 prizes and 25 blanks. A lottery is drawn at random. What is the probability of getting a prize?  Choose the correct choice from the following options:
A) 1/10
B) 2/5
C) 2/7
D) 5/7
E) None
Solution   P(getting a prize)	= 10 / (10+25)   ‹=› 10 / 35   ‹=› 2 / 7.   Answer 2/7
<result>C</result>
In a lottery, there are 10 prizes and 25 blanks. A lottery is drawn at random. What is the probability of getting a prize?