Question

if the rate of discount deducted on a book is 20% of its marked price and the sale price of the book is rupees 40 what is the Marked price of the book

Answer 1

let the marked price be x

discount will be 20x/100
marked price= selling price+discount
x=40+20x/100
x-20x/100=40
80x/100=40
80x=4000
x=4000/80
x=400/8
x=50Rs

I hope it will help you

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