If she spent 120% of her budget, and the bill was $60, it means that 120% represents $60.
Observe that 120% shows that Jada spent 20% more than the normal monthly budget.
If 120% is $60, how much would be 100%?
[tex]\begin{gathered} \frac{1.20}{60}=\frac{1}{x} \\ x=\frac{60}{1.20} \\ x=50 \end{gathered}[/tex]