Answer:
The court cost $5 per square foot of sand
Step-by-step explanation:
step 1
Find the area of the volleyball court
The area of the rectangular court is equal to

we have


substitute

step 2
Divide the total cost to have the sand put into the court by the area of the court
so

therefore
The court cost $5 per square foot of sand
Answer:8
Step-by-step explanation:
Answer:
Can you get a picture please or more detail...
C(t)= -0.3t^2 + 7.2t - 3.2
12c = 40