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16. Probability
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Q4 of 28 Page 16

A die is thrown. Find the probability of getting a prime number.

A die is thrown


Therefore, the total number of outcomes is six.


n(S)=6


We know,



let E be the event of getting a prime number


E= {2,3,5}


n(E)=3




More from this chapter

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2

Can the probabilities of three mutually exclusive events A, B and C are given by 2/3, � and 1/6 respectively.

3

What is the probability that the 13th days of a randomly chosen month is Friday?

5

A coin is tossed. Find the total number of elementary events and also the total number of events associated with the random experiment.

6

An experiment consists of tossing a coin and then tossing it second time if head occurs. If a tail occurs on the first toss, then a die is tossed once. Find the sample space.

Questions · 28
16. Probability
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