Ronnie wants to lower his utility bills to save money on his monthly expenses. he discovers that if he replaces his water heater with a solar water heater his monthly utility bills can decrease around 50% to 85%. at the end of the year ronnie wants to calculate the percentage his new solar water heater saved him in the utility bills compared to last year. ronnie's total utility expenses for this year are $862.40 and last year the utility expenses were $1935.67. what percentage did ronnie save on his utlility bills by switching to a solar water heater?

Alright, lets get started.

Last year, Ronnie's utility expenses were = 1935.67 $

After switching to electric water heater to solar water heater, his yearly utility bills get reduced.

This year, Ronnie's utility expenses are = 862.40 $

So the difference on utility bills Ronnie saved =

so, difference Ronnie saved = 1073.27 $

So, the percentage of amount Ronnie saved =

Percentage of amount Ronnie saved = 55.45 %    

Hence, 55.45 % Ronnie save on his utlility bills by switching to a solar water heater.   :    Answer

Hope it will help :)

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step-by-step explanation:

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