Given:
She was paid $85 each week.
Increased by 20%
Sol:.
20% increased mean:
[tex]\begin{gathered} =\frac{120}{100} \\ =1.2 \end{gathered}[/tex]Then she was paid each week after increase.
[tex]\begin{gathered} =1.2\times85 \\ =102 \end{gathered}[/tex]So $102 she paid each week after the increase.