Question

A change machine can accept $1, $5, $10, and $20 bills and returns quarters. What is the domain and range of this situation?

Answer 1

Domain {1,5,10,20}

Ranger {4,20,40,80}

Explanation:

$1=4 quarters

$5=20 quarters

$10=40 quarters

$20=80 quarters

Domain {1,5,10,20}

Ranger {4,20,40,80}