Kumar is opening a lemonade stand. He spent $4.50 to build the stand and $2.50 for lemons and sugar. He has enough ingredients to make 20 glasses of lemonade. How much should he charge for one glass of lemonade to cover his expenses and make $10 in profit? Round to the nearest cent. Kumar needs to charge $ a glass.

QUESTION POSTED AT 01/06/2020 - 03:11 PM

Answered by admin AT 01/06/2020 - 03:11 PM

Profit = revenue - cost

10 = 20x - (4.5 + 2.5)
10 = 20x - 7
10 + 7 = 20x
17 = 20x
17/20 = x
0.85 = x

check...
profit = revenue - cost
10 = 20(0.85) - 7
10 = 17 - 7
10 = 10 (correct)

so he would have to sell each cup at 0.85 ccents to make a profit of $ 10
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QUESTION POSTED AT 01/06/2020 - 04:46 PM