umber of payments. Your grandlather will sell you a piece of beachfront property for $70,000. He says the price is fim whenever you can pay him cash. You know your finances Wry $70, co0 ou to save $6,400 a year and you can make 12% on your investriment. If you invest faithtully every year at the end of the year, how long will it take for you to accumuate the necessary $70,000 the cash for the beachlront property? How long will it take for you to accumulate the necessary $70,000 future cash for the beachfront property? years (Round to two decimal places.)