selling price of a book is 1200 after discount of 20% find market price
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SP=1200, d%=20%
Let the MP be x
Sp= MP-d%of MP
1200=x-20/100x
1200=80/100x
1200*100/80=x
300*5=x
1500=x=MP Ans
Let the MP be x
Sp= MP-d%of MP
1200=x-20/100x
1200=80/100x
1200*100/80=x
300*5=x
1500=x=MP Ans
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