484,847 views
9 votes
9 votes
The Hu family goes out for lunch, and the price of the meal is $51. The sales tax on the meal Is 7%, and the

family also leaves a 15% tip on the pre-tax amount.
What Is the total cost of the meal?
The total cost of the meal is $

User Ali Jafargholi
by
2.7k points

1 Answer

23 votes
23 votes

9514 1404 393

Answer:

$62.22

Explanation:

Let m represent the pre-tax, pre-tip price of the meal. Then the total cost is ...

m + tax + tip

= m + 7%·m +15%·m

= m(1 +7% +15%) = 1.22m

= 1.22($51) = $62.22

The total cost of the meal is $62.22.

User Joshua Olson
by
3.2k points