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  • Find the number of ways of distributing 8 different mangoes among ravi, mani and rani such that ravi gets 2, mani gets 1 and rani gets 5 mangoes.Option

Find the number of ways of distributing 8 different mangoes among ravi, mani and rani such that ravi gets 2, mani gets 1 and rani gets 5 mangoes.

Option: 1

160


Option: 2

128


Option: 3

168


Option: 4

126


Answers (1)

best_answer

Number of ways of dividing (m+n+p) \text { (where } m \neq n \neq p \text { ) } things into three unequal =\frac{(m+n+p) !}{m ! n ! p !}
groups of size m, \mathrm{n}, \mathrm{p} is

Here m=2, n=1, p=5
Then, the total number of ways:

\frac{8 !}{2 ! 1 ! 5 !} \times 1=168
 

Posted by

Anam Khan

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