The sales tax for a certain state is 7%. Which of the following situations apply the correct amount of sales tax for the given amount? a
A $50.00 purchase totals $53.50 with tax.
b
A $700.00 purchase totals $800.00 with tax
c
A $28.00 purchase totals $32.00 with tax.

An $84.00 purchase totals $89.88 with tax.

A $220.00 purchase totals $214.00 with tax.