1.

The selling price of 12 pencils is equal to the cost price of 15 pencils, find the gain percent​

Answer»

et cost price of 1 PEN =XAND cost price of 15 pen =15xselling price of 1 pen =yselling price of 12 pen =12___________________________solve, According to question.➡️ 12y=15x➡️ y = 15x/12➡️y = 5x/4-----------------------^^^^^----------------------here is a profit.profit % = 5x/4 - x ×100 XHERE x cancel out by xremaining part we have.➡️5x/4 -1 × 100taking l.c.m and solvewe get,➡️ 1/4×100➡️1×25=25% answer.✍️✍️✍️✍️mark it as brain list✍️✍️✍️✍️☑️☑️☑️☑️hope it HELPS a lot☑️☑️☑️☑️



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