Question
Three houses are available in a locality. Three
persons apply for the houses. Each applies for one house without consulting others. The probability that all the three apply for the same house is :Solution
One person can select one house out of 3= 3C1 ways =3.
Hence, three persons can select one house out of 3 in 3 x 3 x 3 =9
Therefore, probability that all thre apply for the same house is 1/9
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