A 2-column table with 3 rows. Column 1 is labeled Item with entries salad, soup, drink. Column 2 is labeled Cost with entries 7 dollars, 3 dollars, 2 dollars and 50 cents.
The table shows the cost of several items at a restaurant including tax.
Pia ordered a salad and a drink. She paid with a $20 bill. How much change should she receive?
$