. A TV originally priced at $799 is on sale for 30% off. There is then a 11% sales tax. Find the price after including the discount and sales tax. (3 Marks)

Respuesta :

Answer:

$620.82

Step-by-step explanation:

799 decrease 30% =

799 × (1 - 30%) = 799 × (1 - 0.3) = 559.3

559.3 increase 11% =

559.3 × (1 + 11%) = 559.3 × (1 + 0.11) = 620.823