How many ways can an irs auditor select 4 of 9 tax returns for an audit? a. 126 c. 3024 b. 6561 d. 24

The correct option is A). 126

Step-by-step explanation:

Total number of tax returns = 9

Number of tax returns to be selected for an audit = 4

This is based on the concept of combinations which states that :

If we need to select r objects from total of n objects , then total number of ways to select r objects is given by formula :

Therefore, number of ways of selecting 4 tax returns for audit out of 9 tax returns :

Hence, Number of ways an IRS auditor can select 4 of 9 tax returns for an audit = 126

So, the correct option is A). 126

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step-by-step explanation:

step-by-step explanation:

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