$1.$I now have $$75,000$ in the bank earning interest of $0\mathrm{.}82\%$ per month. I need $$750,000$ to make a down payment on a house. I can save an addiAonal $$2,500$ per month. How long will it take me to accumulate the $$750,000?$

$2.$Sure Tea Company has issued $8\%10-$year semi$-$annual coupon bonds that are now selling at a yield to maturity of $11\mathrm{.}5\%.$ Aaer holding the bond for some periods, the bond price is $$827\mathrm{.}22$ now, what is the remaining maturity of these bonds?

$3.$What is the rate of return for an investor who pays $$1,054\mathrm{.}47$ for a $3-$year bond with an annual coupon payment of $6\mathrm{.}5\%$ and sells the bond $1$ year later for $$1,037\mathrm{.}19?$