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Question

In a primary election, there are four candidates for mayor, five candidates for city treasurer, and two candidates for county attorney. (a) In how many ways can a voter mark his ballot for all three of these offices? (b) In how many ways can a person vote if he exercises his option of not voting for a candidate for any or all of these offices?

Solution

VerifiedAnswered 2 years ago

Answered 2 years ago

Step 1

1 of 4The rule for the multiplication choices:

If an operation consists of two steps, of which the first can be done in $n_1$ ways and for each of these the second can be done in $n_2$ ways, then the whole operation can be done in $n_1\cdot n_2$ ways.

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