Answer:
Yes, Mae Ling would make $637 in a work week if she sold $4800.
Explanation:
We know that Mae Ling earns $325 per week plus sales commissions of 6.5%, if we express this would be:

Where refer to sales. Also 0.065 is the decimal expression of 6.5%.
Now, we just need to replace the amount sold and calculate her weekly earnings:

Therefore, Mae Ling would make $637 in a work week if she sold $4800.