Answer :
Given:
The electricity bill year = $480
Find-:
How many amounts each month
Explanation-:
The amount is
[tex]1\text{ Year}=480[/tex]In 1 Year is 12 months.
[tex]\begin{gathered} 1\text{ Year}=12\text{ Months} \\ \\ 1\text{ Year}=480 \\ \\ 12\text{ Months}=480 \\ \\ 1\text{ Month}=\frac{480}{12} \\ \\ \end{gathered}[/tex]The 1 Month's salary is
[tex]\begin{gathered} 1\text{ Month}=\frac{480}{12} \\ \\ 1\text{ Month }=40 \end{gathered}[/tex]So, each month's bill is $40.