travonicabeyonce travonicabeyonce
  • 01-12-2017
  • Mathematics
contestada

a DVD priced $17.50 cost $18.81 after tax. what is the percent if sales tax

Respuesta :

ankastre
ankastre ankastre
  • 01-12-2017
18.81-17.50 = 1.31

x/100 *17.50 = 1.31

17.50x =1.31 *100

x = 131 / 17.50

x= 7.4857 (if you need to round up = 7.5%)
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