Concept explainers
Tofind: out the hourly wage earned by the friend.
Answer to Problem 16MCQ
The final answer is $2.88. The friend’s hourly wage is $2.88.
Explanation of Solution
Given information:The tip on Wednesday is given = $25.
The tip on Friday is given = $30.76.
Number of Hours on Wednesday is given = 5 hours.
Number of Hours on Friday is given = 3 hours.
We are given that the amount earned on Wednesday = amount earned on Friday.
Formula used: The concept of writing and solving equations is used.
Calculation:
Let the hourly wage of the friend be
On Wednesday, the friend works 5 hours and gets a tip of $25. So the total amount earned on Wednesday is,
On Friday, the friend works 3 hours and gets a tip of $30.76. So the total amount earned on Friday is,
It is given that the earning of both the days is equal
It implies Equation (1) = Equation (2)
Solve the above Equation.
Thus, the friend’s hourly wage is $2.88.
Chapter 3 Solutions
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
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