Respuesta :

Answer:

  a) $190

  b) $205.96

Step-by-step explanation:

a)

The tax is figured as ...

  tax = tax rate · purchase price

Then ...

  purchase price = tax/(tax rate) = $15.96/0.084

  purchase price = $190

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b)

The total price is the purchase price with tax added.

  total price = purchase price + tax

  = $190 +15.96

  total price = $205.96