Question

the selling price of 12 pens is equal to the cost price of 14 pens. Find the gain per cent.
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Answer 1

Answer:

Let the CP of each pen be Rs.x.

Then,

CP of 12 pens=Rs.12

SP of 12 pens=CP of 15 pnes=Rs.15

now,gain=SP-CP=Rs.(15-12)=Rs.3

gain%=gain/cp*100

=(3/12*100)%=25%

Hence,the gain=25%

Step-by-step explanation:

Hope it's helpful

Answer 2

Answer:

16.66

Step-by-step explanation:

gain% = gain/cp×100 = 1/6×100=50/3=16.66 Something.