Question

A mobile phone is sold for 3800 at the loss of
5%. What will be the gain or loss percent, if it
is sold for 4200?

I need step by step solution ​

Answer 1

Answer:

profit = 400

profit percent =400*100\3800

                          =4000\3800

                         = 10% answer

Answer 2

Answer:

the answer is attached above :)