Calculate net profit if Nathi's business has a $30\%$ tax payable for the year ended $28$ February $2022.$ The income statement information is as follows: R Cost of sales $\frac{98000}{b}ar(0)$ Rent income $5500$ Salaries $30000$ Receivables $60000$ Sales $220000$ Interest on loan $1250$ Office Rent $10000$