Question

cost price of 16 notebooks is equal to selling price of 12 notebooks. find gain percent

Answer 1

Let price of one notebook be Rs10
So Cp of 16 notebooks =16×10=160 Rs
And Sp of 12 notebooks=12×10=120 Rs
Profit=160-120=40 rs
So profit %=gain/xp×100
=40/160×100
25%

Hope It helps best regards from me