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In a lottery, there are 65 prizes and 455 are blanks. A ticket is chosen at random. What is the probability of getting a prize?

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1

\frac{1}{8}

0

\frac{5}{8}

answer is B.

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Detailed Solution

It is given that,
In a lottery, prizes are = 65 and blanks are = 455.
Total number of possible outcomes,

= 65 + 455 = 520

Let, E = Event of getting a prize.
Number of outcomes favorable to E = 65
Then probability of winning a prize,

P (E) = Number of favourable outcomes Total number of outcomes

P E = 65520 P E = 18

So, the probability of getting a prize is

18

.
Hence, option (1) is correct.

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