you have a loan of $$100,000,6\mathrm{.}88\%$ intrest, APR of $6\mathrm{.}92\%$ and your monthly payment is $$631\mathrm{.}97$ Suppose you can afford to pay and extra $25\%$ of the minimum monthly payment $($ $$631\mathrm{.}97)$ How much will you be paying each month including the extra $25\%?$