The following information regarding EXEC $($Pty$)$ Ltd is available:

The capital structure consists of R$10000000$ equity only. For the $2023$ financial year, the earnings before interest and tax that the company generated was R$5000000.$ The income tax rate is $28\%.$ Where applicable the interest rate $8\%$

Calculate the Return on Assets $($ROA$)$ and Return on Equity $($ROE$)$ if a new plant costing R$6000000$ is acquired by EXEC $($Pty$)$ Ltd$,$ and it will result in EBIT increasing to R$10000000?$ Set your calculator at four decimal places for calculations and round your final answer to a full percentage. If slight rounding differences occur $-$ choose the alternative that is closest to your answer.

$($a$)$ ROA $=43\%$; ROE $=63\%$

$($b$)$ ROA $=63\%$; ROE $=43\%$

$($c$)$ ROA $=31\%$; ROE $=69\%$

$($d$)$ ROA $=63\%$; ROE $=31\%$

Select one:

a$.$

ROA $=31\%$; ROE $=69\%$

b$.$

ROA $=63\%$; ROE $=43\%$

c$.$

ROA $=63\%$; ROE $=31\%$

d$.$

ROA $=43\%$; ROE $=63\%$