1.

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

Answer»

50%



Let C.P. of each PEN be Re. 1

Then, C.P. of 8 PENS = Rs. 8; S.P. of 8 pens = Rs. 12.

Gain % = 4/8 * 100 = 50%



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