JEE Main | 2015ProbabilityHard

Question

If 12 identical balls are to be placed in 3 identical boxes, then the probability that one of the boxes contains exactly 3 balls is :

Options

A.

$55 {(\frac{2}{3})}^{10}$

B.

$220 {(\frac{1}{3})}^{12}$

C.

$22 {(\frac{1}{3})}^{11}$

D.

$\frac{55}{3} {(\frac{2}{3})}^{11}$

Solution

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