Hello there!
Pearl drives 18 Miles with every 1 gallons of gas, Lourdes Drives 24 miles every 1 gallons of gas. Lourdes is using less gas and driving more miles than Pearl every gallon so he is using gas more efficiently.
Hope this helped!!
9. Answer: It's a proportional relationship, since every hour he charges $6.25.
Work: there is no work, but you did need the linear equation, which you have written in question 11,
10. Answer: Ratio of how much Steven charges per hour,

Work:

12. Answer: $18.75
Work:
Answer:
The 3rd one should be right
Step-by-step explanation:
I hope that helps
Answer:

Step-by-step explanation:
Given the function 
The average rate of change of the function h(x) over the interval
can be calculated using formula

In your case,

so the average rate of change is

Okay so first u just add the terms on each side
2t-18>-6-100t
2(t-9)>2(-3-50t)
t-9>-3-50t
51t>6
t>6/51
t>2/17
so just take a number line put an empty circle like this : O on 2/17 and draw a line showing it continues to the right infinitely. Sorry if my math is wrong lol i am functioning on one hour of sleep.