Electric Bill
by David Cox
skips
questions
Act One
 1.
What's an answer that you know is too high?
 2.
What's an answer that you know is too low?
Act Two
 Teacher noteAct 2.2 gives the tiered pricing information. Students may assume a direct variation between days and pricing.
 Teacher noteThe baseline allocation for the month is calculated by Daily Baseline Allocation (DBA) x Days in Billing Cycle.
 3.
What information would be useful?
 4.
How is the electric bill calculated?
 ImageAct 2 Days left in billing cycle
 ImageAct 2 Tiered Pricing per website
 ImageAct 2 Baseline Allocation
 ImageAct 2 Sample Pricing Structure
 ImageAct 2 Tier percentages
 FileSCE Regional Map
 Fileuntitled
Act Three
 ImageSCE Bill Act 3
Sequel
 5.
What assumptions did you make when you made your original guess?
 6.
Should electric companies charge a flat rate? If so, what rate should they charge?
 7.
What would the graph of Total Bill vs. kWh look like?
 8.
Can you write an equation that would give the total bill (output) if you knew how many kWh were used for the month?
show 38 more questions





How much will the next bill be? And why do they use a 3D graph? Makes it harder to figure out what's going on!
































Write a fraction to represent your 'Bill to Date' out of the projected next bill. Then, represent as a fraction and decimal.

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