1.

Answer the questions based on the following information. Hirawala is a uber rich guy who lives in a swanky place, called Hiranandini, in Mumbai. He has 15 diamond rings and 5 daughters. If the rings are distinct, find the number of ways of distributing these rings among his 5 daughters such that no any two daughters get equal number of rings but each daughter gets at least one ring and at most 5 rings.

Answer»

`^15C_5`
`(15!)/(1!2!3!4!5!)XX5`
`(15!)/(1!2!3!4!5!)`
`(15!)/(1!2!3!4!)`

ANSWER :D


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