Answer:
$ 903.84
Step-by-step explanation: First find the perimeter, width + length + width + length. Then multiply it by 3 as the border is 3 bricks tall, divide it by 1.5 then multiply by 2.88 to get the price of the border. Add $420 to get the final price.
100/20=5
11×5=55
11/20 = 0.55
As shown in the model below, there are three lines.
Answer:\
3 inches does not even equal a whole yard it equals 0.08 of a yard