Question

Find the proper or loss percent; when. S. P=175 ,C. P=155

Answer 1

your question is maybe wrong beacuse your CP is less than SP .
its profit

Answer 2

Sp = 175
Cp = 155
Profit = Sp - Cp
= 175-155
= 20
P%= (20×100)/155
= 2000 /155
= 12.903