Answer:
Her income that month was $4140
Step-by-step explanation:
$300+ 4% 96,000= Y
96,000= 100%
x=4%
96,000/x = 100%/4%
(96,000/x)*x=(100/4)*x
96,000=25*x
96,000/25=x
3840=x
300+3840= 4140
