TS ICET 30 Sep 2020 Shift 1 Paper

In a ready made cloth stores a customer has got $10\%$ discount on his dress, but has paid $2.5\%$ CGST and $2.5\%$ SGST on the discounted rate. Had he got Rs. 200 as discount and then paid the said taxes, he would have paid Rs. 42 more. The price (in Rupees) of the dress before the discount is