Sally starts a lemonade stand. She has a startup cost of $20 dollars and each glass of lemonade she sells costs her $1.25 to make. She charges
$2.50 for a glass of lemonade. How many glasses of lemonade does she
need to sell for her total costs to be exactly equal to her revenue (the
money she makes from selling lemonade).

Sally will need to sell 8 glasses of lemonade

Step-by-step explanation:

Very Simple, you just need to do 20 divided by 2.50 and there is your answer

Hope this helps :)

just take the area of the square and then the area of the circle then subtract the circle area from the squares area

step-by-step explanation:

9 x 8 divided by (5-3)=36