6. The number of ways one can put three balls numbered 1 , 2 and 3 in three boxes labeled a , b and c such that at the most one box is empty is equal to
6. The number of ways one can put three balls numbered 1 , 2 and 3 in three boxes labeled a , b and c such that at the most one box is empty is equal to
I think the ans is
3! + 3C2 x 2C1 x 3 = 24
so the ans is (b) 24
pls post whether the ans is correct or not
thank u
shahid
n/a
6. The number of ways one can put three balls numbered 1 , 2 and 3 in three boxes labeled a , b and c such that at the most one box is empty is equal to
Sol.
total number of ways = 33
number of ways, when two boxes are empties = 3
ans. 24
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