Awater company
charges residential customers a quarterly flat fee of
$25 for up to 5000 gallons of water. the company
charges $10 per thousand for the first 10,000
gallons of water after the minimum allowance. the
next 10,000 gallons is $5 per thousand. all other
consumption over 25,000 gallons is $2.50 per
thousand
a. write a piecewise function w(x) that can be
used to determine a customer's quarterly bill for
using x gallons of water.