ILL GIVE BRAINLIEST.. *EXRTA POINTS* .. DONT SKIP :(( !

its D

Step-by-step explanation:

he is incorrect so that leaves us with b or d. and b is wrong about how much cheaper 60% is.

the 40% one is $75.57

the 60% one is $67.98

60% is about 7 dollars less. so it's D

rick would give her the best deal as he will charge $8.88 per hour

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: