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Sagot :
The entire cost is the sum of the dishwasher after sales tax, water, and electricity is 1030.44 dollars.
What is the percentage?
The amount of something is expressed as if it is a part of the total which is a hundred. The ratio can be expressed as a fraction of 100. The word percent means per 100. It is represented by the symbol ‘%’.
Ellen purchased a dishwasher, which cost $315 before the 9. 22% sales tax.
She used the machine an average of 10 times per week for the next six years, at which point she replaced it.
Each time she ran the dishwasher it cost her $0. 09 for water and $0. 13 for electricity.
The cost of a dishwasher after sales tax will be
Cost = 1.0922 × 315 = $ 344.043
The running total time of dishwasher in 6 years will be
Total running time = 10 × 52 × 6
Total running time = 3120
She ran the dishwasher 3,120 times in 6 years.
The cost of water in these six years will be
Cost of water = 0.09 × 3120 = $ 280.8
The cost of electricity in these six years will be
Cost of electricity = 0.13 × 3120 = $ 405.6
The entire cost is the sum of the dishwasher after sales tax, water, and electricity will be
Entire cost = $344.043 + $280.8 + $405.6 = $1030.44
More about the percentage link is given below.
https://brainly.com/question/8011401
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