Answer:
Time needed to work to earn $8425 = 821.95 hours (or 822 hours approx.)
Step-by-step explanation:
Time(hour) Earnings($)
1 10.25
x 8425
[tex]\frac{1}{x} = \frac{10.25}{8425}\\\\10.25\times x = 8425 \times 1\\\\x = \frac{8425}{10.25} = 821.95 \ hours[/tex]