Question

the cost price of 16 note books is equal to the selling price of 12 note books.find the gain percent​

Answer 1

Let the CP of 1 book be 1re

CP of 16 books = Rs 16

SP of 12notebooks = RS12

Since CP > SP it is a loss

CP- SP = 4

loss % = 4/16 x 100 = 25%