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Li-Mei thinks she can save money on electricity by changing all her bulbs from incandescent bulbs to fluorescent bulbs. Based on the following energy cost table, how much can she save each year if she replaces 8 bulbs? Incandescent bulb - 150 hours monthly use $.05 per hour Fluorescent bulb - 150 hours monthly use $.02 per hour a. $36 b. $432 c. $54 d. $1,008

2 Answers

1 vote
Incandescent: 0.05*150*12*8=720
Fluorescent: .02*150*12*8=288

720-288=$432 less per year

Answer:b.$432
User LegendDemonSlayer
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6.3k points
1 vote
The answer is b. $432 
User Jake Spracher
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6.3k points
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