A trader sells two articles, one at a loss of 10% and another at a profit of 15% but finally there is no loss or gain.If the total sale price of these two articles is Rs.30,000, find the difference between there cost price :
Correct Answer: Rs.6000
Explanation:
From the question
10 % x = 15% of y ...(i)
x+y = 30000 ...(ii) from eq. (i)
x / y = 3/2 ...(iii) by solving eq. (ii) & (iii)
x = 18000, y = 12000 Hence, the difference =6000
