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1.Pamela​ DeMar's computer printer allows for optional settings with a panel of

four ​on-off switches in a row. How many different settings can she select if no two adjacent switches can both be​ on?

The number of possible settings is ____

​(Typea whole​ number.)


2.Counting numbers are to be formed using only the digits 1, 9, 5, 2, 6, 8, and 4. Determine the number of different possibilities for​ two-digit numbers.

________numbers ​(Simplify your answer. Typea whole​ number.)


3.A​ multiple-choice test consists of 6 questions with each question having 4 possible answers.

How many different ways are there to mark the​ answers? ______ways?


4.​Tonya's ZIP code is 14930. How many zip codes altogether could be​ formed, each one using those same five​ digits?


_______zip codes

​(Typea whole​ number.)


5.Determine whether the object is a permutation or a combination.

a​ 10-digit telephone number​ (including area​ code)

Choose the correct answer below.

A.

This is neither a permutation nor a combination because repetition is allowed.

B.

This is a combination because repetition is not allowed and the order of the items does not matter.

C.

This is a permutation because repetition is not allowed and the order of the items matters.

D. (Incorrect)

There is not enough information given to make a decision.

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Subject: Algebra, Math
1.PamelaDeMar's computer printer allows for optional settings with a panel of four on-off switches in a row. How many different settings can she
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