Clara earns at least $36.75 but not more than $98 working. She earns $12.25 per hour. The number of hours it takes Clara to earn p dollars is modeled by a function # t(p) = p/12.25# What is the practical range of the function?

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Answer 1 · 2018-05-07T13:12:38

Divide Lowest and Highest Amounts by 12.25 to find Range.

Lowest Amount is $36.75. When divided by 12.25, #36.75/12.25 = 3# hours.

Highest Amount is $98. When divided by 12.25, #98/12.25 = 8# hours.

So a Practical Range would be #3 <= x <= 8#.