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Question 12 Marks
In a single throw of a coin, what is the probability of getting a tail?
Answer
The possible outcomes = 2
In a single throw of a coin,we get
Probability of getting a tail $=\frac{1}{2}$
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Question 22 Marks
In a lottery, there are 10 prizes and 20 blanks. A ticket is chosen at random. What is the probability of getting a prize?
Answer
In a lottery, there are 10 prize and 20 blanks.
Possible outcomes = 10 + 20 = 30
A ticket is chosen at random, then
Probability of getting a prize $=\frac{10}{30}=\frac{1}{3}$
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