Question

An artist agrees to paint a landscape painting at 0.30 per square inch. if the painting is 13 inches by 17 inches, how much should the artist charge?

Answer 1

we know that
[area of the painting]=13 in* 17 in-----> 221 in²

if an artist  painting at
 $0.30 per --------------> 1 in²
x$--------------> 221 in²
X=221*0.30------> x=$66.30

the answer is
$66.30