Answer:
He earns $840 for the week.
Step-by-step explanation:
Wage rate = $10 per hour
Number of hours per day = 12 hours
Number of hours per week = 12 hours x 7 days
Number of hours per week = 84 hours
Total earning = Number of hours x Hourly rate
Total earning = 84 hours x $10 per hour
Total earning = $840
So, he now he earns $840 for a week by working 7 days a week and 12 hours each day.