please help me i really really need help please please help me please i really really need help please

Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.

Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?

Carl is hanging pictures in his home. there is a space on a wall that has a width of 4 feet. carl has pictures with different widths. which picture width would fit in the space on the wall? a. 46 inches b. 60 inches c. 50 inches d. 54 inches