Question

The cost of 12books is equal to the S.P. of 8 books . Find the gain or loss percent​

Answer 1

C.Pof 12books=S.P of 8books

Let cp of 1book=x/12

sp if 1book=x/8

gain =sp-cp

x/8-x/12=4x/8×12=x/24

gain = x/24×100 =50℅

Answer 2

Step-by-step explanation:

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