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03-11-2021
Mathematics

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A notebook cost $4.50 plus sales tax.After sales tax,the notebook is $4.86. What is the sales tax rate?

Respuesta :

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03-11-2021

Answer:

8%

Step-by-step explanation:

the rate:

[tex]\frac{4.86-4.50}{4.50}[/tex]

[tex]\frac{0.36}{4.50} =0.08[/tex]

[tex](0.08)(100)=8[/tex] %

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