Zenith Publishing Ltd is considering the purchase of a new printing machine which will allow them to print signage and posters. The company has conducted a feasibility costing $$15,000$ which indicated that there is unmet demand for signage and posters in the market. The machine will cost $$390,000$ and the company will need to spend another $$10,000$ to install the machine. The company will fully finance the purchase with a four year interest only loan from Commonwealth Bank that will charge a fixed interest rate of $7\mathrm{.}98\%$ per annum,with the principal repaid at the end of $4$ vears.