Math Problem Statement
Solution
Let's break down the information provided in this problem to set up the inequality and solve for the minimum hours required.
Problem Breakdown:
- Monthly Rent: $1,000
- Monthly Utility Cost: $225
- Hourly Wage: $8.25 per hour
- Goal: Determine the minimum hours needed to work to cover rent and utilities.
Total Monthly Cost:
The combined cost of rent and utilities is:
Setting Up the Inequality:
To cover this total cost, you need to earn at least $1225 in a month. Let represent the number of hours worked in a month. The income can be represented by , so the inequality to meet or exceed the expenses is:
Solving for :
To find the minimum hours , divide both sides by 8.25:
Calculating that gives:
Since you can't work a fraction of an hour in most scenarios, round up to the nearest whole number:
Answer:
The minimum number of hours you need to work per month to pay these bills is 149 hours.
Would you like more details or have any other questions?
Related Questions:
- How would the inequality change if the hourly wage increased?
- What if there was an additional monthly bill? How would that affect the required hours?
- How can you calculate the number of hours needed if you have multiple income sources?
- What if the hourly wage was variable each month? How would that impact the inequality setup?
- How would working overtime (at a higher rate) affect the number of hours needed?
Tip:
When solving inequalities involving real-world scenarios, always consider rounding up since partial units (like hours) might not always be feasible or practical.
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Math Problem Analysis
Mathematical Concepts
Linear Inequalities
Basic Algebra
Formulas
Hourly Wage × Hours Worked ≥ Total Monthly Expenses
Theorems
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Suitable Grade Level
Grades 8-10