Question

The city's water company charges a fee of $20 a month in addition to a $0.25 per every gallon used. Using the function c = 0.25x + 20, where c is the total cost per month for water services and x is gallons used, which of the following points on the graph accurately represents a monthly usage of 1,200 gallons?

A. (1, 200, 320)
B. (1, 200, 300)
C. (1, 200, -180)
D. (320, 1, 200)

Answer 1

[AI-generated answer — Bot GPT 3.5]

To find the accurate representation of a monthly usage of 1,200 gallons, we need to substitute x = 1,200 into the equation c = 0.25x + 20.

c = 0.25 * 1,200 + 20
c = 300 + 20
c = 320

Therefore, the correct answer is A. (1,200, 320).