1. example 3 Residential Power Costs Chapter 3.3 Excluding fuel adjustment costs and taxes, Georgia Power Company charges its residential power customers for electricity during the months of June through September according to the table. Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $0.04657 per kWh More than 650, up to 1000$37.77 plus $0.07738 per kWh above 650 More than 1000$64.85 plus $0.07976 per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. b.Find C(950) and explain what it means. c.Find the charge for using 1560 kWh in a month.  2009 PBLPathways

2. Excluding fuel adjustment costs and taxes, Georgia Power Company charges its residential power customers for electricity during the months of June through September according to the table. Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $0.04657 per kWh More than 650, up to 1000$37.77 plus $0.07738 per kWh above 650 More than 1000$64.85 plus $0.07976 per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. b.Find C(950) and explain what it means. c.Find the charge for using 1560 kWh in a month.

3.  2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $0.04657 per kWh More than 650, up to 1000$37.77 plus $0.07738 per kWh above 650 More than 1000$64.85 plus $0.07976 per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If 0 to 650 are used: $7.50 plus $0.04657 per kilowatt hour

4.  2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $0.04657 per kWh More than 650, up to 1000$37.77 plus $0.07738 per kWh above 650 More than 1000$64.85 plus $0.07976 per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If 0 to 650 are used: $7.50 plus $0.04657 per kilowatt hour

5.  2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $0.04657 per kWh More than 650, up to 1000$37.77 plus $0.07738 per kWh above 650 More than 1000$64.85 plus $0.07976 per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If 0 to 650 are used: $7.50 plus $0.04657 per kilowatt hour

6.  2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $0.04657 per kWh More than 650, up to 1000$37.77 plus $0.07738 per kWh above 650 More than 1000$64.85 plus $0.07976 per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If 0 to 650 are used: $7.50 plus $0.04657 per kilowatt hour

7.  2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $0.04657 per kWh More than 650, up to 1000$37.77 plus $0.07738 per kWh above 650 More than 1000$64.85 plus $0.07976 per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If 0 to 650 are used: $7.50 plus $0.04657 per kilowatt hour

8.  2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $0.04657 per kWh More than 650, up to 1000$37.77 plus $0.07738 per kWh above 650 More than 1000$64.85 plus $0.07976 per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If 0 to 650 are used: $7.50 plus $0.04657 per kilowatt hour

9.  2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $0.04657 per kWh More than 650, up to 1000$37.77 plus $0.07738 per kWh above 650 More than 1000$64.85 plus $0.07976 per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If 0 to 650 are used: $7.50 plus $0.04657 per kilowatt hour

10.  2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $0.04657 per kWh More than 650, up to 1000$37.77 plus $0.07738 per kWh above 650 More than 1000$64.85 plus $0.07976 per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If more than 650, up to 1000 used: $37.77 plus $0.07738 per kWh above 650

11.  2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $0.04657 per kWh More than 650, up to 1000$37.77 plus $0.07738 per kWh above 650 More than 1000$64.85 plus $0.07976 per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If more than 650, up to 1000 used: $37.77 plus $0.07738 per kWh above 650

12.  2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $0.04657 per kWh More than 650, up to 1000$37.77 plus $0.07738 per kWh above 650 More than 1000$64.85 plus $0.07976 per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If more than 650, up to 1000 used: $37.77 plus $0.07738 per kWh above 650

13.  2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $0.04657 per kWh More than 650, up to 1000$37.77 plus $0.07738 per kWh above 650 More than 1000$64.85 plus $0.07976 per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If more than 650, up to 1000 used: $37.77 plus $0.07738 per kWh above 650

14.  2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $0.04657 per kWh More than 650, up to 1000$37.77 plus $0.07738 per kWh above 650 More than 1000$64.85 plus $0.07976 per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If more than 650, up to 1000 used: $37.77 plus $0.07738 per kWh above 650

15.  2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $0.04657 per kWh More than 650, up to 1000$37.77 plus $0.07738 per kWh above 650 More than 1000$64.85 plus $0.07976 per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If more than 650, up to 1000 used: $37.77 plus $0.07738 per kWh above 650

16.  2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $0.04657 per kWh More than 650, up to 1000$37.77 plus $0.07738 per kWh above 650 More than 1000$64.85 plus $0.07976 per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If more than 650, up to 1000 used: $37.77 plus $0.07738 per kWh above 650

17.  2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $0.04657 per kWh More than 650, up to 1000$37.77 plus $0.07738 per kWh above 650 More than 1000$64.85 plus $0.07976 per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If more than 650, up to 1000 used: $37.77 plus $0.07738 per kWh above 650

18.  2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $0.04657 per kWh More than 650, up to 1000$37.77 plus $0.07738 per kWh above 650 More than 1000$64.85 plus $0.07976 per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If more than 650, up to 1000 used: $37.77 plus $0.07738 per kWh above 650

19.  2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $0.04657 per kWh More than 650, up to 1000$37.77 plus $0.07738 per kWh above 650 More than 1000$64.85 plus $0.07976 per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If more than 650, up to 1000 used: $37.77 plus $0.07738 per kWh above 650

20.  2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $0.04657 per kWh More than 650, up to 1000$37.77 plus $0.07738 per kWh above 650 More than 1000$64.85 plus $0.07976 per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If more than 1000 used: $64.85 plus $0.07976 per kWh above 1000

21.  2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $0.04657 per kWh More than 650, up to 1000$37.77 plus $0.07738 per kWh above 650 More than 1000$64.85 plus $0.07976 per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If more than 1000 used: $64.85 plus $0.07976 per kWh above 1000

22.  2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $0.04657 per kWh More than 650, up to 1000$37.77 plus $0.07738 per kWh above 650 More than 1000$64.85 plus $0.07976 per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If more than 1000 used: $64.85 plus $0.07976 per kWh above 1000

23.  2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $0.04657 per kWh More than 650, up to 1000$37.77 plus $0.07738 per kWh above 650 More than 1000$64.85 plus $0.07976 per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If more than 1000 used: $64.85 plus $0.07976 per kWh above 1000

24.  2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $0.04657 per kWh More than 650, up to 1000$37.77 plus $0.07738 per kWh above 650 More than 1000$64.85 plus $0.07976 per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If more than 1000 used: $64.85 plus $0.07976 per kWh above 1000

25.  2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $0.04657 per kWh More than 650, up to 1000$37.77 plus $0.07738 per kWh above 650 More than 1000$64.85 plus $0.07976 per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours.

26.  2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $0.04657 per kWh More than 650, up to 1000$37.77 plus $0.07738 per kWh above 650 More than 1000$64.85 plus $0.07976 per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours.

27.  2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $0.04657 per kWh More than 650, up to 1000$37.77 plus $0.07738 per kWh above 650 More than 1000$64.85 plus $0.07976 per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours.

28.  2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $0.04657 per kWh More than 650, up to 1000$37.77 plus $0.07738 per kWh above 650 More than 1000$64.85 plus $0.07976 per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours.

29.  2009 PBLPathways b.Find C(950) and explain what it means. Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $0.04657 per kWh More than 650, up to 1000$37.77 plus $0.07738 per kWh above 650 More than 1000$64.85 plus $0.07976 per kWh above 1000

30.  2009 PBLPathways b.Find C(950) and explain what it means. Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $0.04657 per kWh More than 650, up to 1000$37.77 plus $0.07738 per kWh above 650 More than 1000$64.85 plus $0.07976 per kWh above 1000

31.  2009 PBLPathways b.Find C(950) and explain what it means. Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $0.04657 per kWh More than 650, up to 1000$37.77 plus $0.07738 per kWh above 650 More than 1000$64.85 plus $0.07976 per kWh above 1000

32.  2009 PBLPathways c.Find the charge for using 1560 kWh in a month. Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $0.04657 per kWh More than 650, up to 1000$37.77 plus $0.07738 per kWh above 650 More than 1000$64.85 plus $0.07976 per kWh above 1000

33.  2009 PBLPathways c.Find the charge for using 1560 kWh in a month. Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $0.04657 per kWh More than 650, up to 1000$37.77 plus $0.07738 per kWh above 650 More than 1000$64.85 plus $0.07976 per kWh above 1000

34.  2009 PBLPathways c.Find the charge for using 1560 kWh in a month. Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $0.04657 per kWh More than 650, up to 1000$37.77 plus $0.07738 per kWh above 650 More than 1000$64.85 plus $0.07976 per kWh above 1000