Option D
The monthly income she can use for budgeting is $3,333 approximately , So option D is correct .
SOLUTION:
Given, Karen earns $40,000 a year.
We have to find what is her monthly income she can use for budgeting?
Now, we know that, monthly income of Karen is annual income of Karen divided by number of months in a year
⇒ monthly income of karen is annual income of Karen divided by 12 months.


Hence Karen monthly income she can use for budgeting is $ 3,333. Option D is correct