NovaTech and TechTide are identical companies that operate in the same industry. The only difference between the two companies is that TechTide has borrowed $$2$ million, at an interest rate of $10\%.$ Both companies have an operating profit of $$1\mathrm{.}2$ million and face a corporate tax rate of $25\%.$ Compared to NovaTech, how much tax does TechTide save due to the interest that they pay? Can you also solve this by using the finacial calculator?