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MATHS 2 Marks Questions

Probability · Bihar Board (BSEB) STD 8 (BSEB - English Medium). 2 questions.

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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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