A shopkeeper buys an article at a discount of 40% and pays sale-tax at a rate of 12%.The shopkeeper, in turn, sells the article to a customer at 10% discount and charges sale-tax at the same rate .if the printed price of the article is Rs3,000; find:

(i) the price paid by the shopkeeper.

(ii) the price paid by the customer.

(iii) the VAT paid by the shopkeeper.

please solve comptelely & then answer the question.......