Respuesta :

P = W • %
The whole is $4.30, and the percent is .1.
P = 4.3 • .1
P = .43
10% of $4.30 is .43, but to find the new price, we will add it to the original price.
4.3 + .43 = 4.73
The new price of steel per foot is $4.73.