a$-1.$ Calculate the present value of an annual payment of $$680\mathrm{.}00$ you would received for $12$ years if the interest rate is $7\mathrm{.}01\%.($Do not round intermediate calculations. Round your answer to $2$ decimal places.$)$

Present value

$ $$

a$-2.$ Calculate the present value of an annual payment of $$544\mathrm{.}00$ you would receithed for $18$ years if the interest rate is $7\mathrm{.}01\%.($Do not round intermediate calculations. Round your answer to $2$ decimal places.$)$

Present value

$

$5464\mathrm{.}56$

b$-1.$ Calculate the present value of an annual payment of $$680\mathrm{.}00$ you would received for $12$ years if the interest rate is $17\mathrm{.}90\%.($Do not round intermediate calculations. Round your answer to $2$ decimal places.$)$

Present value

$

$2787\mathrm{.}35$

b$-2.$ Calculate the present value of an annual payment of $$544\mathrm{.}00$ you would received for $18$ years if the interest rate is $17\mathrm{.}90\%.($Do not round intermediate calculations. Round your answer to $2$ decimal places.$)$

Present value

$$2344\mathrm{.}41$

a$-1.$ Calculate the present value of an annual payment of $$680\mathrm{.}00$ you would received for $12$ years if the interest rate is $7\mathrm{.}01\%.($Do not round intermediate calculations. Round your answer to $2$ decimal places.$)$

Present value

$

a$-2.$ Calculate the present value of an annual payment of $$544\mathrm{.}00$ you would received for $18$ years if the interest rate is $7\mathrm{.}01\%.($Do not round intermediate calculations. Round your answer to $2$ decimal places.$)$

Present value $q,$

b$-1.$ Calculate the present value of an annual payment of $$680\mathrm{.}00$ you would received for $12$ years if the interest rate is $17\mathrm{.}90\%.($Do not round intermediate calculations. Round your answer to $2$ decimal places.$)$

Present value

$

b$-2.$ Calculate the present value of an annual payment of $$544\mathrm{.}00$ you would received for $18$ years if the interest rate is $17\mathrm{.}90\%.($Do not round intermediate calculations. Round your answer to $2$ decimal places.$)$

Present value

Present value $