CTS Company Numerical Ability Permutation and Combination

A bag contains 3 balls of 11 different colors each. Find the min no of chances to find at least 3 balls of same color?

Read Solution (Total 1)

we hav to pich 3 balls of same clr from a bag containing 11 diff coloured balls.

so 1st pick11 balls of 11 diff clrs.

now pick again the 11 diff coloured balls.

now pick 1 ball of any clr.

so the ans is 23
11 years agoHelpfull: Yes(1) No(5)

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