$1)$ Two options are available for setting up a wireless meter scanner and controller. A simple setup is good for $2$ years and has an initial cost of $$15,000,$ no salvage value, and an AOC of $$27,000$ per year. A more permanent system has a higher first cost of $$73,000,$ but it has an estimated life of $6$ years and a salvage value of $$15,000.$ It costs only $$12,000$ per year to operate and maintain. $$NOTE: This is a multi$-$part question. Once an answer is submitted, you will be unable to return to this part. If the two options are compared using an incremental rate of return, what is$$the incremental cash flow$$in year $6?$The incremental cash flow$$in year $6$ is $ $2)$ Spectra Scientific of Santa Clara, California, manufactures Q$-$switched solid$-$state industrial lasers for LED substrate scribing and silicon wafer dicing. The company got a $$64$ million loan, amortized over a $15-$year period at $8\%$ per year interest. $$NOTE: This is a multi$-$part question. Once an answer is submitted, you will be unable to return to this part. $$What is the amount of the unrecovered balance immediately before the payment is made at the end of year $1.($Enter your answer in dollars and not in millions.$)$The amount of the unrecovered balance is $