6. A company places an order for 30,000 business cards. For the first 1,000 business cards, the company will be charged 65p per card. For the next 9,000 cards, the company is charged 60p per card. For all following cards, the company is charged 55p. If business cards are delivered in packs of 5,000 cards and a postage and packaging fee of £3.95 is charged per pack, how much will these business cards cost the company all together?