a store purchased a DVD for $12.00 and sold it to a customer for 50% more than the purchase price. the customer was charged a 7% tax when the DVD was sold. what was the customers total cost for the DVD?

`

Respuesta :

Answer:

19.26

Step-by-step explanation:

method 1 -

original cost - 12

sell cost - 12×1.5×1.07 =19.26 answer

method 2-

original cost - 12

sell cost increase by 50 % = 12+ 6 = 18

tax 7 % = 18×7/100 = 1.26

total cost = 18+1.26 = 19.26