Respuesta :

Given:

sales tax is 48 and puurchase cost is 1200.

Let x be the sales tax rate.

[tex]48=1200\times\frac{x}{100}[/tex][tex]48=12\times x[/tex][tex]\frac{48}{12}=x[/tex][tex]x=4[/tex]

Therefore, the sales tax rate is 4%.

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