Answer:
D.
Step-by-step explanation:
We have been given that Mikayla is a waitress who makes a guaranteed $50 per day.
Since Miklaya works 6 days per week, so the guaranteed income for one week would be
We are also told that she gets tips of 20% of all her weekly customer receipts, t. So amount earned from tips would be 20% of t, that is .
Total amount earned in one week would be guaranteed income for 1 week plus 20% of t:
Therefore, our required function is and option D is the correct choice.