Question

solution of this question

Answer 1

get 10% of SP and then substraction it from CP u get the answer

Answer 2

let the CP be x.
Profit % = {(SP - CP)/ CP} × 100
10 = (418 - x)/x × 100
x/10 = 418 - x
x = 4180 - 10x
11x = 4180
x = 380 Rs ANSWER.
thanks...