CG Vyapam Patwari 2017 Paper

In a shop it was written that if one takes first Jeans then 30% discount, for second Jeans 50% discount, for third Jeans 80% discount and fourth Jeans will be given free of cost. A person chooses first Jeans of Rs. 700, second Jeans of Rs. 800, third Jeans of Rs. 2,000 and fourth Jeans of Rs. 4,000. Then total how much amount he will have to pay ?