by allowing a discount of 10% on a coller,a shopkeeper gains 20%profit.lf he gives a discount of 20%,what will be he gain percent ?
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Step-by-step explanation:
Lets assume the coller price = 100
Discounted price = 100 * (1-10%) = 90
Cost Price = 90 * (1-20%) = 72
If discount = 20%
Discounted price = 100 * (1-20%) = 80
Cost Price = 72
Profit = 80 - 72 = 8
Profit % = 8/72 = 1/9 = 11.11%
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