PROBABILITY 4

When a die is tossed, find the probability of having a prime number.

Solution

n(E) = {2,3,5}=3;            n(S) ={1,2,3,4,5,6}=6;  

         

P(E) = n(E)

           n(S) 

P(E)= 3 ¹

          6₂

P(E)= 1

         2

Hence probability of getting a prime number is ¹/2

TRY THIS……………………………………

When a die is tossed, find the probability of having an odd number.