Question

A grocer buys eggs at 10 for rs8 and sells at 8 for rs 10. Find his gain percent

Answer 1

CP of 1 egg = 8/10 =0.8 rs
SP of 1 egg = 10/8 = 1.25 rs

Gain % = (1.25-0.8/0.8 ) x 100

             = 56.25  %