Guest

There are 5 identical red balls, 6 identical green balls, 7 identical black balls and 8 identical white balls, the number of ways of selecting five balls from them is

There are 5 identical red balls, 6 identical green balls, 7 identical black balls and 8 identical white balls, the number of ways of selecting five balls from them is

Grade:

1 Answers

Ramesh V
70 Points
14 years ago

no. of ways of selecting any kind of 5 balls from above set of balls is :

26C5 ways


no. of ways of selecting 5 balls such that 4 balls of each kind and other of any kind is :

5C1*6C1*7C2*8C1 +  5C1*6C1*7C1*8C2 + 5C2*6C1*7C1*8C1 + 5C1*6C2*7C1*8C1 ways

--

regards

Ramesh


Think You Can Provide A Better Answer ?

ASK QUESTION

Get your questions answered by the expert for free