Answer:
Option C
Step-by-step explanation:
Given the following question:
Total cost is $725
15% Marcus makes in commission.
In order to find the answer, we have to find 15% of $725 and that number will be the total in commissions he earned that week.

Marcus makes "$108.75" or option C in commissions last week.
Hope this helps.
Answer:
The correct answer is d≈38.18
Answer:
B
Step-by-step explanation:
Margin of Error is simply a range, an amount that is allowed for in case of miscalculation or change of circumstances. The margin of error is 5%.
1. Find the 5% of 3.20 = .16
2. Subtract and add .16 to 3.20 to get rid of that margin of error
3.20 + .16 = 3.36 and 3.20 - .16 = 3.04
3. 3.04 and 3.36