Need solution to this problem quickly.

Question

The post office charges $0.55 to mail a standard-sized item that weighs an ounce or less. The charge for each additional ounce (up to 13 ounces), or fraction of an ounce, of weight is $0.15. At this rate, how much will it cost to mail a package that weighs 10.7 ounces? Round to the nearest cent.

Answer 1

0.55 + 9.7*0.15 = 2.005

$2,01