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 5.4 ounces? Round to the nearest cent.

24

step-by-step explanation:

the simplified form is

step-by-step explanation:

we want to simplify the expression,

let us change the middle bar to a normal division sign to obtain,

we multiply the first fraction by the reciprocal of the second fraction to obtain,

we factor to obtain,

we cancel the common factors to get,

we simplify to get,

the correct answer is b

the answer is 13

step-by-step explanation:

5*5=25

12*12=144

25+144=169

169^2=13