Alex went for a jog. He ran 12 kilometres in an hour and a half. What was his average speed in kilometres per hour? *

8km/hr

Step-by-step explanation:

12/1.5 = 8

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:

168

step-by-step explanation:

i am pretty sure that the answer is 168