
Amos J. answered 03/09/17
Tutor
4.9
(34)
Math and Physics
Hello Djay,
Use this:
PM = S
where P is your subtotal ($0.06), M is the markup on that subtotal, and S is your shipping cost ($31.00).
Keep in mind that M will evaluate in decimal form. Convert it to a percentage by multiplying by 100%.
Looks to me like a 51,667% markup (!!!)