Question

The cost price of a articles is equal to the selling price of 11 articles than the loss percentage is

Answer 1

Let CP OF 1 ARTICLE= RS.1
THEN CP OF 12 ARTICLES= 12
AND SP OF 12 ARTICLES= 15
GAIN= SP-CP= 15-12=3
GAIN%= (GAIN/CP)*100 %
=(3/12)*100
=25%