Write a number with two decimal places that are bigger than 4 1/5 but smaller than 4.25
1 answer:
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Answer:
Step-by-step explanation:
<h3> The complete exercise is:</h3><h3> "Sam works as a tutor for $11 an hour and as a waiter for $15 an hour. This month, he worked a combined total of 106 hours at his two jobs. Let "t" be the number of hours Sam worked as a tutor this month. Write an expression for the combined total dollar amount he earned this month."</h3><h3> </h3>Let be "t" the number of hours Sam worked as a tutor this month and "w" the number of hours Sam worked as a waiter this month.
Then:
1. You know that he earned $11 per hour working as a tutor . This can be represented with this expression:
2. Since he earned $15 per hour working as a waiter,you can represented this with this expression:
3. Then, the total amount of money in dollars he earned this month can expressed as:
4. Since he worked a combined total of hours at his two jobs this month, you know that:
Solving for "w":
5. Substitute ] into the expression
, then:
6. Simplifying, you get: