Answer:
16
Step-by-step explanation:
b^2
Let b= -4
(-4)^2
16
I think it’s 82 because 78+4=82
Answer:
$1800
Step-by-step explanation:
Volume of the foundation: 30*12*6 = 2160 cubic feet
we need to convert this into yards because a truckload is 8 cubic yards, 2160/3 = 720 cubic yd
One truckload is 8 cubic yards
# of truckloads needed: 720/8 = 90 truckloads
Cost: $20*90 = $1800
Answer:
5
Step-by-step explanation: