By allowing 10% discount on the printed price of 3000 a shopkeeper earned
8% profit on a certain article. What is the cost price of the article?
(1) * 2460
(2) *2250
(3) * 2500
(4) 2700
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SP- MP×(100-discount%)/100
3000×90/100
30×90
2700
Thus, sp is rupees 2700.
Profit is 8%
CP- SP×100/100+profit%
2700×100/108
25×100
2500
Hence, CP is rupees 2500
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