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Out of 10 white, 9 black, and 7 red ball...

Out of 10 white, 9 black, and 7 red balls, find the number of ways in which selection of one or more balls can be made (balls of the same color are identical).

Text Solution

Verified by Experts

The correct Answer is:
879
The required number of ways is : (10+1)(9+1)(7+1)-1
`=11xx10xx8-1=879`
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