How does the painting on the ceiling of the sistine chapel demonstrate key features of renaissance art?

Ineed don't know what's in this tell class

Daphne has calculated the total cost of a meal to be $5. she wants to make 70 percent on each meal. what will be the cost of the meal after adding the percentage? a. $8.50 b. $7.14 c. $3.50 d. $14.00

For the difference command to work, what needs to happen?