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In a lottery, there are 10 prizes and 25 blanks. A lottery is drawn at random. What is the probability of getting a prize?

Question:
In a lottery, there are 10 prizes and 25 blanks. A lottery is drawn at random. What is the probability of getting a prize?

[A].

1
10

[B].

2
5

[C].

2
7

[D].

5
7

Answer: Option C

Explanation:

P (getting a prize) = 10 = 10 = 2 .
(10 + 25) 35 7