Answer:
They sold 120 milkshakes that day
Step-by-step explanation:
We can set up a proportion


Note: If you have some value,
, and it is
of the total amount, you can find the value by doing the equation 
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.
Answer:
50000000
Step-by-step explanation:
Do it yourself