Question

By selling 125 cassettes,a man gains an amount equal to the selling to selling price of 5 casstes.find gain or loss %.​

Answer 1

Answer:

let the sp of 125 cassettes be 125x

then,the gain=5x

cp=sp-gain

=125x-5x=120x

gain%=gain/cp*100

=5x/120x*100

=25/6%