Math Problem Statement

You and four friends have dinner at a restaurant. The restaurant's menu is shown below.

Hamburger

$3.15

Brownie

$1.95

Personal Pizza

$3.50

Ice Cream

$2.10

Spaghetti

$4.40

Cookie

$0.75

Macaroni and Cheese

$2.90

Milk

$0.95

French Fries

$1.90

Soda

$1.05

Chef Salad

$3.95

Coffee/Tea

$0.75

a. Complete the table by finding the subtotal for each person. Then find the total for all 5 meals.

You

Hamburger, fries, milk

$6.00

Friend #1

Pizza, brownie, soda

$6.50

Friend #2

Salad, macaroni and cheese, coffee, cookie

$8.25

Friend #3

Spaghetti, ice cream, milk

$7.45

Friend #4

Hamburger, salad, soda

$8.15

Total

$36.62

b. Multiply the total by 0.07 to find the tax. Then find the total, including tax.

The tax is $. The total, including tax, is $.

c. Multiply the total by 0.20 to estimate a tip. Including the tip, how much did the dinner cost?

The tip is $. The total, including tax and tip, is $.

Solution

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Math Problem Analysis

Mathematical Concepts

Addition
Multiplication
Percentage Calculations

Formulas

Total = Sum of individual costs
Tax = Total * 0.07
Tip = Total * 0.20
Final Total = Total + Tax + Tip

Theorems

-

Suitable Grade Level

Grades 6-8