3 houses are available in a locality.3 persons apply for the houses.Each apply for one house without consulting others.the probablity that all 3 apply for the same house is: Choose the correct choice
A) 2/9  B) 1/9  C) 8/9  D) 7/9  E) 6/9
let there be three house a,b,c then there would be 27 ways in which 3 person x,y,z select house   there will be 1 case when x,y,z will buy house a   another when they buy house b   and another when they buy house c   so the prob that they buy same house is 3*1/27=1/9   ANSWER:1/9
<result>B</result>
3 houses are available in a locality.3 persons apply for the houses.Each apply for one house without consulting others.the probablity that all 3 apply for the same house is: