JimenaY369484 JimenaY369484

25-10-2022
Mathematics

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The cost of a laptop computer decreased from $600 to $480. By what percentage did the cost of the computer decrease?

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ZadielE772100 ZadielE772100

25-10-2022

[tex]\begin{gathered} \text{Percentage decrease =} \\ \frac{\text{initial value - new value}}{\text{initial value}}\times100 \end{gathered}[/tex]

Initial value= $600

new value = $ 480

[tex]\begin{gathered} =\frac{600-480}{480}\times100 \\ =\text{ }\frac{120}{480}\times100 \\ =\text{ 25\%} \end{gathered}[/tex]

25% decrease is the answer

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