Ask your own question, for FREE!
Mathematics 19 Online
OpenStudy (anonymous):

the sales tax on a $100 purchase is $15. how much would the sales tax be on a $40 purchase? Must use a proportion to solve.

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!