A man sold an article for rs 495 and gain 10% on it find the cost price

Given,

SP = 495

Gain = 10%

\(CP =\frac{100\times SP}{100+gain%}\)

Substituting the values in the above equation, we get

CP = (100 ×495)/(100 + 10)

CP = (49500)/110

CP = 450

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