the cost price of 10 articles is equal to the selling price of 9 articles.Find the gain percent.
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Heya...
Here is your answer --
CP of 10 articles = SP of 9 articles
=> Let the CP of 1 article be ₹1
=> CP of 10 articles = ₹10
=> SP of 9 articles = ₹10
=> SP of 1 article = ₹10/9
SP>CP
=> Gain = SP-CP
Gain = ₹1/9
=> Gain% = Gain/CP ×100
Gain % = 1/9 ×100
Gain % = 11% (Approx)
HOPE IT HELPS....!!
Here is your answer --
CP of 10 articles = SP of 9 articles
=> Let the CP of 1 article be ₹1
=> CP of 10 articles = ₹10
=> SP of 9 articles = ₹10
=> SP of 1 article = ₹10/9
SP>CP
=> Gain = SP-CP
Gain = ₹1/9
=> Gain% = Gain/CP ×100
Gain % = 1/9 ×100
Gain % = 11% (Approx)
HOPE IT HELPS....!!
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