In how many ways can an Interview team select one or more candidates from the Group I of 16 different candidates,the Group II of 5 different candidates, and the Group III of 6 different candidates?
Note the following:
The formula for the combination for the selection of the items from the
different items is
The combination for the selection of the one or more items from the different items is
From the available data, the following is evident.
The combination for the selection of the one or more different candidates from the Group I is
The combination for the selection of the one or more different candidates from the Group II is
The combination for the selection of the one or more different candidates from the Group III is
Therefore, the required combination for selection of none or more candidates
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