ArlanX404661 ArlanX404661

28-10-2022
Mathematics

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The tax on a $70 item is $4.20. Find the tax on a S90 item.

Respuesta :

LumenG13180 LumenG13180

28-10-2022

Let's use a rule of three:

This way,

[tex]x=\frac{90\cdot4.20}{70}\Rightarrow x=5.40[/tex]

The taxes on the $90 item are $5.40

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