1.

If the cost price of 12 pens is equal to the selling price of 8 pens, the gain percent is ?

Answer»

50 %



LET the cost price of 1 PEN is Re 1 
Cost of 8 pens = Rs 8
Selling price of 8 pens = 12
Gain = 12 - 8 = 4

Gain%=((Gain/Cost)∗100)%



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