Question

A man buys 140 apples of one varity for rs.320 and 400 apples another variety for rs.640 .He mixes and sells them at 16 apples for rs.30.What is the percentage of his profit

Answer 1

buying price of one Apple.....
=(640+320)/(140+400)
= 1.78 RS
buying price of 16 apples.....
=28.44rs
selling price of 16 apples ...
=30rs is given
profit=30-28.44=1.56rs
= (1.56/30)×100=5.2% profit.