Question

$\huge\tt{Probablity\:Chapter}$

In a lottery there are 10 prizes and 20 blanks. A ticket is chosen at random. What is the probability of getting a prize.

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Answer 1

Answer:

Total number of tickets = 10+20 = 30

Number of Prizes = 10

P( getting a prize )

$= \frac{Number \: of \: Prizes}{Total \: number \: of \: tickets}$

$= \frac{10}{30}$

$= \frac{1}{3}$

Answer 2

Answer:

$\frac{1}{3}$

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