Astore's buyer places an order for three dozen coffee mugs at a cost of $3.75 each, four dozen plastic glasses at a cost of $1.00 each, and two dozen insulated soft drink holders at a cost of $0.50 each. the delivery charge for this order is $7.50. there are no applicable discounts. what is the total cost of the order? one dozen = 12 a) $202.50 b) $235.50 c) $240.25 d) $198.00