Answer :

To determine Johnny's weekly earnings, follow these steps:

1. Identify Johnny's Hourly Wage: First, note that Johnny earns [tex]$45.50 per hour. 2. Identify the Total Number of Hours Worked in a Week: Johnny works 40 hours per week. 3. Calculate Weekly Earnings: Multiply Johnny's hourly wage by the total number of hours he works in a week. \[ \text{Weekly Earnings} = \text{Hourly Wage} \times \text{Hours Worked Per Week} \] With the given values: \[ \text{Weekly Earnings} = \$[/tex]45.50 \times 40
\]

4. Compute the Result:

[tex]\[ \$45.50 \times 40 = \$1820.00 \][/tex]

Therefore, Johnny earns $1820.00 per week.