Looks fine to me! I hope this helped
The answer to this is 44.
I will take 4 hours for it to be be 12 inches above its flood stage
For the first one X = 472.25
second one X = 36
<span>4 ft x 6 ft = 24 sq ft = 2160 sq in.
6 in. x 12 in. = 72 sq in.
(2160 sq in. / 72 sq in. = 30 large tiles.
30 large tiles to be used only.
The minimum cost is $</span>135.
im not nosy btw