Answer:
Rs 400 is the cost of an article for Ram.....
Step-by-step explanation:
X - cost of an article for Ram
120% = 1.2
1.2*X - Ram’s selling price
5% = 0.05
1.2*X*0.05 - Shyam selling price
1.2*X*0.05 = 504
X = Rs 400 is the cost of an article for Ram
Hope it Helps!!!!