Characteristics of Functions

Paul earns 25.00/hr  operating  an  industrial  plasma  torch  at  a  rail-car  manufacturing  plane.  He  receives  2.50/hr more for working the night shift, as well as 1.50/hr more for weekends.

a. Write a function that describes Paul’s daily earning under regular pay. 
b. What function represents his earnings for the night shift on Sunday? 
c. How much does Paul earn for working 12 hours on Sunday night, if he earns time and a half on that
day’s rate for more than 8 hours of work?

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