Borrowed:$886059,$ interest rate $5\mathrm{.}9\%.25$ years of fortnights and $26$ fortnights a year. what is the initial fortnightly payment of a $25$ year mortgage using the PVA formula. What would the fortnightly payment be in year $6-10$ if the interest rate increased by $1\mathrm{.}5\%$ after $5$ years using the PVA formula? What would the fortnightly payment be if the interest increased again by $0\mathrm{.}6\%$ from year $11$ using the PVA formula? What would the fortnightly payment be if the interest rate increased again by $1\mathrm{.}2\%$ from year $16$ using the PVA formula? And what is the Effective Annual Interest rate for each period using the EAR formula?