The Hydro water department has a monthly service charge of $15 10 and a volume charge of $2 25 for every 100 cubic foet of water. The total monthly cost is equal to the service charge plus the charge for the volume used duning the month. If we let x represent the number of cubic feet of water (in hundreds) and y represent the total monthly cost, then we have total monthly cost volume charge service charge y-2.25x+ 16.1o If the Johnson family used 200 ess water this month than last month, then they can expect OA an increase in their water bil of $30.20 OB. a decrease in their water bil of S4.50 C. a decrease in their water bll of $30.20 OD an increase in their water bil of $4.50

The Hydro water department has a monthly service charge of $15 10 and a volume charge of $2 25 for every 100 cubic foet of water. The total monthly cost is equal to the service charge plus the charge for the volume used duning the month. If we let x represent the number of cubic feet of water (in hundreds) and y represent the total monthly cost, then we have total monthly cost volume charge service charge y-2.25x+ 16.1o If the Johnson family used 200 ess water this month than last month, then they can expect OA an increase in their water bil of $30.20 OB. a decrease in their water bil of S4.50 C. a decrease in their water bll of $30.20 OD an increase in their water bil of $4.50

Algebra and Trigonometry (6th Edition)

6th Edition

ISBN:9780134463216

Author:Robert F. Blitzer

Publisher:Robert F. Blitzer

ChapterP: Prerequisites: Fundamental Concepts Of Algebra

Section: Chapter Questions

Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...

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Question

The Hydro water department has a monthly service charge of $15 10 and a volume charge of $2 25 for every 100 cubic foet of
water.
The total monthly cost is equal to the service charge plus the charge for the volume used duning the month. If we let x represent the
number of cubic feet of water (in hundreds) and y represent the total monthly cost, then we have
total monthly cost volume charge service charge
y-2.25x+ 16.1o
If the Johnson family used 200 ess water this month than last month, then they can expect
OA an increase in their water bil of $30.20
OB. a decrease in their water bil of S4.50
C.
a decrease in their water bll of $30.20
OD
an increase in their water bil of $4.50

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