Math Problem Statement
Solution
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Math Problem Analysis
Mathematical Concepts
Percentage
Tax Calculation
Arithmetic
Formulas
Total cost = 11.99 + 35.50 + 6.75 + 3.00
Tax = Total cost * (Tax Rate / 100)
Tax Difference = Tax in Jen's city - Tax in the other city
Theorems
Percentage calculation theorem
Suitable Grade Level
Grades 5-7