15. Priya buys a dress at a discount of 20%. At what
percentage above the cost price should she sell it to
make a profit of 30% over the original list price?
percentage above the cost price should she sell it to
make a profit of 30% over the original list price?
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Answer:
let marked price be x
discount = 20/100×x
cp=x-20x/100
=80x/100
profit=30/100×x
profit percent over cp=
30x/100÷80x/100×100
=37.5
answer is 37.5