Answers

2015-12-13T01:52:26+05:30
SP of 10 pencils=x
SP of 1 pencil =x/10
CP of 11 pencils =x
CP of 1 pencil = x/11
profit = (x/10)-(x/11)
= (11x - 10x)/110
= x/110
profit percent=[{(x/110)/(x/11)} × 100] %
=10 %
0