Math Problem Statement
Under her cell phone plan, Mariana pays a flat cost of $47.50 per month and $3 per gigabyte. She wants to keep her bill under $80 per month. Which inequality can be used to determine xx, the maximum number of gigabytes Mariana can use while staying within her budget? Answer Multiple Choice Answers 3, left parenthesis, 47, point, 5, plus, x, right parenthesis, is less than, 803(47.5+x)<80 3, left parenthesis, 47, point, 5, plus, x, right parenthesis, is greater than, 803(47.5+x)>80 80, is greater than, 47, point, 5, plus, 3, x80>47.5+3x 80, is less than, 47, point, 5, plus, 3, x80<47.5+3x
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Inequalities
Linear Equations
Formulas
47.50 + 3x ≤ 80
Theorems
Basic inequality solving
Suitable Grade Level
Grades 7-9
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