Question

By selling twelve notebooks , the seller earns profit equal to the selling price of two note books , what is his percentage profit

Answer 1

see in attachment ... hope it help......pls mark as brainlist

Answer 2

If Selling Price(S.P.) of 1 notebook is Rs.1,

S.P. of 12 notebooks = Rs.12

Profit = S.P. of 2 notebooks = Rs.2

Cost Price of 12 notebooks = Rs.12 - Rs.2 = Rs.10

Profit% = Profit/Cost Price = 2/10 * 100 = 20%