The pharmacy purchases 5 cases of the nutritional supplement Ensure Plus at a cost of $84 per case. If the account is paid in full within 15 days, then the supplier (wholesaler) offers a 10% discount on the purchase. What is the discounted acquisition cost and what is the total customer cost for one of the 6-bottle packages of the supplement (without tax)? There are usually 4 packages in each case. Assume a 20% markup.