Using proportions, considering the income tax of 10%, you actually earn $1,215 a month.
<h3>What is a proportion?</h3>
A proportion is a fraction of a total amount, and the measures are related using a rule of three.
For people earnings less than $19,000 a year, the income tax is of 10%, hence the amount you actually earn is given by:
A = 0.9 x 1350 = $1,215 a month.
More can be learned about proportions at brainly.com/question/24372153
#SPJ1
