Lexi’s dad will give her $3 an hour and all of her supplies if she runs her own lemonade stand. She charges $0.25 for each glass. If Lexi sells 150 glasses of lemonade, what expression could be used to determine how much money she earns?(A) 3 + 0.25x, where x is the number of glasses of lemonade(B) 3x + 37.50, where x is the number of hours spent running the lemonade stand(C) 3x + 0.25x, where x is the number of hours spent running the lemonade stand(D) 3x + 150, where x is the number of hours spent running the lemonade stand(E) 3x + 0.25x + 37.50, where x is the number of glasses of lemonade

Ava is starting a cake-baking business, and she has just spent $150 for equipment. She figures that each cake will cost $4.50 to make, and she plans to sell her cakes for $12 each.Ava wants to find the number of cakes, c, she must sell to break even. In other words, she wants to know how many cakes she must sell before she has made as much money as she has spent. Which equation can she use?150+4.5c=12cc(150+4.5)=12c4.5c+12c=150150–4.5c=12c4.5c+150=12150c+4.5=12How many cakes must Ava sell before she has made as much money as she has spent?cakesSubmit

Justin sells 52.8 ounces of lemonade for a total of $26.40.Find the unit price in dollars per ounce.If necessary, round your answer to the nearest cent.$

Jill is a writing tutor at her local community center. She has spent $400 on advertisements, and she pays the community center $20 per hour to use its facilities. She charges her clients $60 per hour.How many hours must Jill tutor for the amount she brings in to equal the amount she spends? hours

Charlotte has a babysitting service andcharges $12.50 per hour. After Charlottecalculates her set-up and travel costs,she constructs the cost equation𝐶=45+2.5ℎC=45+2.5hC, equals, 45, plus, 2, point, 5, hwhere 𝐶CC represents thecost in dollars per job and h represents thehours that Charlotte babysits for.How many hours does Charlotte need to babysit for in order to cover her costs?Hint: write an equation that represents the revenue, 𝑅RR, earned by Charlotte in termsof the number of hours spent babysitting

A parent volunteer group is raising money by making custom hats to sell at school activities. They plan to sell the hats for $11. Each hat costs $5 to make. They spent $50 for advertising.Use n to represent the number of hats they sell. Multiply this by the money they make for each hat, then subtract the advertising cost.Which expression represents the money that the group raises?