Use operations of decimal, fraction, and percent numbers to model the following scenarios. in your final answer, include only an equation or proportion modeling the scenario. do not solve the problems.

3. a family dines in a popular franchise restaurant. they plan to use a coupon that will give them a discount of 10% off of their total dinner bill, not including applicable sales tax or their server’s tip. the bill totals $157.30 before tax and tip. what is the new total after the server applies the 10% off coupon?