Please show the step using standard notation factor. Please do not use excel.

Generics Perfume Corporation, in the USA, is planning to purchase a solvent extraction machine

for extracting essential oils from flowers. Machine A will cost $$520,000$ with a resale value of

$$150,000.$ Machine B will cost $$350000$ with a resale value of $$90,000.$ For the extraction process,

Machine A will use $45$ kg solvent$/$day while Machine B will use $55$ kg solvent$/$day$.$ Both machines

will provide an operating revenue of $$250,000$ per year at $260$ working days$/$year$.$ Cost of solvent

is $$6\mathrm{.}25//$kg and both machines will have a $5-$year life service. An average tax rate of $40\%$ will be

imposed on any taxable income.

$($a$)$ Tabulate the cash flow after tax series if a straight$-$line depreciation is applied.

$(15$ Marks$)$

$($b$)$ Determine which machine should be bought by using the cash flow after tax values with the

after$-$tax MARR is $9\%$ per year.

$(10$ Marks$)$