An article was purchased for Rs. 1239 including GST of 18%. Find the price of the article before GST was added.
Let the Price of the article before including GST be x
Price of article including GST =Rs. 1239
GST(Goods and Service Tax) =18% of x=(18×x)100 =0.18×x
∴ Price of article including GST= Price before GST + GST
So, the price of article before GST was added =Rs. 1050