Question

an article was sold for rs 2500 with a profit of 5percent find the cost prize

Answer 1

CP=100/(100+gain%)×sp
100/(100+5)×2500
100/105×2500
=2380.95

Answer 2

Let the c.p. be 100
So,s.p.will be 105
We have to find c.p.
Therefore,100/105×2500
Answer will be 2830.9 something