Bubbl3s Bubbl3s

03-01-2017
Mathematics

contestada

Jan bought a blazer for $39.90. The price of the blazer was $38. What sales-tax rate was she charged for this blazer?
0.05%
1.90%
5%

Respuesta :

AmplifiedHuman AmplifiedHuman

03-01-2017

1-38/39.90=0.0476
=0.05
=5 percent

Answer Link

Noah11012 Noah11012

03-01-2017

Price for the blazer: $38
Price for the blazer plus tax: $39.90

38x = 39.90
Where x is the sales-tax rate.

Divide both sides by 38
x = 1.05

Answer Link

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