Hassnein recently deposited $$41,250$ in a savings account paying a guaranteed interest rate of

$2\mathrm{.}6$ percent for the next $10$ years. Hassnein expects his marginal tax rate to be $22\mathrm{.}00$ percent

for the next ten years and will withdraw enough cash every year to pay the tax on the interest

he earns.

Required:

a$.$ How much interest will he earn after$-$tax for the first year of his investment?

b$.$ How much interest will he earn after$-$tax for the second year of his investment?

c$.$ How much will he have in the account after $4$ years?

d$.$ How much will he have in the account after $7$ years?

Note: For all requirements, do not round intermediate calculations and round your final

answers to the nearest whole dollar amount.