Alg STAAR Review A.2A

Which inequalities best describe the domain and range of the part shown?

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Which graph best represents a function with a domain of all real numbers less than or equal to 6?

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Which answer choice best describes the domain and range of the function for this situation?

• Domain : All real numbers greater than or equal to 0 and less than or equal to 100.

  Range : All real numbers greater than or equal to 0 and less than or equal to 50.

• Domain : {-2}

  Range : {100}

• Domain : All real numbers greater than or equal to 0 and less than or equal to 50.

  Range : All real numbers greater than or equal to 0 and less than or equal to 100.

• Domain : {100}

  Range : {-2}

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• Domain : All real numbers greater than or equal to -37

  Range : All real numbers

• Domain : {-37}

  Range : All real numbers

• Domain : All real numbers

  Range : All real numbers greater than or equal to -3

• Domain : All real numbers

  Range : {-37}

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The daily cost of hiring a plumber, y, to work x hours on a repair project can be modeled using a linear function. The plumber charges a fixed cost of $80 plus an additional cost of $45 per hour. The plumber works a maximum of 8 hours per day.

For one day of work, what is the range of the function for this situation?

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Which inequality best represents the domain of the part shown?

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What is the range of the function for this situation?

• All real numbers greater than or equal to 0 and less than or equal to 28

• All real numbers greater than or equal to 0 and less than or equal to 9

• All real numbers less than or equal to 28

• All real numbers less than or equal to 9

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