You want to buy a new laptop computer and have obtained pricing information from two major retailers. Retailer A is offering a "no-money-down-no-interest" event. You would pay $169.50 at the end of each month for the next 12 months. To purchase the same laptop from Retailer B, you will pay $570 today, and an additional $64.50 at the end of each month for the next 18 months.Which alternative is economically preferable if money is worth 6.7% compounded monthly?

Buy from Retailer B

In current dollars, how much will you save by selecting the preferred alternative?(Do not round intermediate calculations and round your final answer to 2 decimal places.)