1.

12 balls are keeped in three bags. The probability that there are 3 balls in first bag is:

Answer»

`110/9(2/3)^(10)`
`110/9(3/2)^(10)`
`(.^(12)C_(3))/(3^(12))`
`(.^(12)C_(3))/(12^(3))`

SOLUTION :N/a


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