Question

the cp of an article is 90% of its sp find the profit or the loss as percent

Answer 1

let's selling price of an article be x. Then cost price of the article=90%of x=90/100x =0.9x .Profit =x-0.9x = 0.1x. profit%= 0.1x/0.9x ×100= 100/9 =11.11% approximately . Hope it helps you...