Answer:
36288
Step-by-step explanation:
i calculated and this is what i got i ope this helps
Answer:

Step-by-step explanation:
The general equation for a circle is

Where a and b are the x and y values of the centre. So comparing to your equation you can see that a is 2/3 and b is 0
120/4 = 30 So the average cost of a lamp is $30