Question $3\mathrm{.}3$

Calculate the Medicare levy payable $($if any$)$ for the year ending $30$ June $2023$ on the following amounts for a single Australian resident taxpayer who is not entitled to the seniors and pensioners tax offset $($assume the same "threshold amount" and "phase$-$in limit$"$ as for the $2021-22$ income year$)$:

$($a$)$ $$20,000$

$($b$)$ $$25,000$

$($c$)$ $$30,000$