Question

By selling oranges at Rs. $12$ per kg, a man loses $10\%$. For gaining $25\%$, what should be the cost price?

Answer 1

S.P.(Loss) : C.P. = S.P.(Gain)
90 : 100 = 150
Hence, Price S.P.(%) Price S.P.(%)
12 : 90 = x : 125
$\therefore x=\frac{12\times 125}{90}=Rs.16.67$