lydiakoomson33 lydiakoomson33
  • 20-03-2022
  • Mathematics
contestada

Suppose that we purchase a new TV for ¢399. If the sales tax in berekum is 9%.Find the total cost of TV

Respuesta :

tim0tea tim0tea
  • 20-03-2022

Answer:

434,91

Step-by-step explanation:

Add 9% to the cost:

100% + 9% = 109%

Write a proportion:

100% - ¢399

109% - x

Count the x:

x = ¢399 * 109% / 100% = 434,91

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