1. your total restaurant bill is a. the items purchased minus sales tax, and plus tip b. the items purchased plus sales tax and tip c. the items purchased minus sales tax, and plus tip 2. a check is a. required to be paid by your bank when presented b. a promissory note c. not able to be forged 3. there are several different ways to pay for items. in most modern economies, which is not a way to pay? a. credit cards b. bartering c. cash