Question is incomplete. Here is the complete question.
A city employee paints curbs iin parking lots and replaces road signs. It takes 0.5 hour to paint a parking lot curb and 2.5 hours to replace a road sign. The function below can be used to find c, the number of parking lot curbs the employee paints when he replaces r road signs in a 40-hour workweek.

If the employee painted 20 curbs in one week, how many road signs did he replace that week?
a) 20 b) 30 c) 0 d) 12
Answer: d) 12
Step-by-step explanation: In one week, the employee painted 20 curbs.
c is the number of curbs painted in one week, so: c = 20





r = 12
In one week, the employee replaced 12 road signs.
Answer:
The Transantarctic Mountains
Step-by-step explanation:
Hope this helps you :)
Answer: 
Step-by-step explanation:
Given
The volume of the pool is 
Depth of water is 
Suppose A is the base of the pool

This area can be written as

Answer:
A. $46,650
Step-by-step explanation:
Taking the first number of $50,150, we have to subtract his expenses. After subtracting Leroy's expenses, we get $46,650.
50150
<u>- 3500</u>
46650
Answer:
x = 5
Step-by-step explanation:
i will insert an image of my work below