a shopkeeper allows a discount of 10% on the marked price. how much above the the cost pe mark his goods to gain 8%
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marked price (100-discoutn%)= costprice(100+gain%)
MP(100-10)=CP(100+8)
MP (90)=CP(108)
MP=108/90 CP
MP=1.2 CP => (1+0.2)CP
MP is 0.2% more than CP,so cp must be 20% above
ANSWER IS 20%
MP(100-10)=CP(100+8)
MP (90)=CP(108)
MP=108/90 CP
MP=1.2 CP => (1+0.2)CP
MP is 0.2% more than CP,so cp must be 20% above
ANSWER IS 20%
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