Shanti Sweets stall was placing an order for making card board boxes for packing their sweets. Two sizes of boxes were required. The bigger of dimensions 25 cm x 20 cm x 5 cm and the smaller of dimensions 15 cm x 12 cm x5 cm. 5 % of the total surface area is required extra, for all the overlaps. If the cost of cardboard is 4 rupees for 1000 cm², find the cost of cardboard required for supplying 250 boxes of each kind.