Question: a) A computer operator must select 4 jobs from among 10 jobs waiting to be completed. How many different arrangements are possible? b) An CRA

a)

A computer operator must select 4 jobs from among 10 jobs waiting to be

completed. How many different arrangements are possible?

b)

An CRA auditor must audit 12 returns from a group of 22. How many different

combinations are possible?

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