In a lottery, there are 10 prizes and 35 blanks. A lottery is drawn at random. What is the probability of getting a prize?
Choose the correct choice from the following answers:
A) 1/10	B) 2/5	C) 2/7	D) 2/9	E) None
Solution   P(getting a prize)	= 10 / (10+35)   ‹=› 10 / 45   ‹=› 2 / 9.   Answer 2/9
<result>D</result>
In a lottery, there are 10 prizes and 35 blanks. A lottery is drawn at random. What is the probability of getting a prize?