A firm purchases 10 identical machines. The first machine costs Rs 2,000 and each subsequent machine costs Rs 200 more than the previous one. After the total price of the 10 machines is calculated, a Goods and Services Tax (GST) of 18\% is added to the whole amount. What is the final amount (in rupees) the firm has to pay?
(a) 35400
(b) 34220
(c) 29000
(d) 31320