A store purchased a Blu-Ray movie for $9.00 and sold it to a customer for 120% more than the purchase price. The customer was also charged 8% sales tax when the movie was purchased. What was the customer's total cost for the Blu-Ray movie? *

11.75

Step-by-step explanation:

ur welcome

20% of 9 = 1.88

1.88+9.00=10.88

8% of 10.88 =0.87

10.88+0.87=11.75

part a

x     y

0     8

1     7.5

2     7

3     6.5

4     6

5     5.5  

for every hour i deducted .5 inches from the length of the candle

part b

it is a function because for every x value there is only one y value

part   c

for every x value there is only one y value

x       y

0       8

1       7.6

2       7.2

3       6.8

step-by-step explanation: