Examine the following bar graph that shows budgeted monthly utility expenses for a one-year period.
Utility Budget

a. In which months was the same amount budgeted?
b. What is the total annual amount budgeted for utilities?
c. What percent of the total yearly amount was budgeted for the warm-weather months of June-September?
d. Between which months were there a 100% increase in the amounts budgeted for utilities?
e. At the end of December in the year shown, the homeowners replaced their furnace with a more energy-efficient one. They were told that they could decrease their utility budget for the upcoming month of January by 20% from the previous January amount. How much will they budget for utilities in January?

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$1,000 $900 $800 S $700 $600 $500 S400 $300 $200 $100 Jan Feb Mar Apr May Jun Jul Aug Sept Oct Nov Dec