A company showed the following information in its payroll register for the week ended March $16,2021$:

$\backslash$table$[[,,$Deduction,,,,Pay,,Distribu,ution$],[\backslash$table$[[$El Premium$],[18\mathrm{.}97]],\backslash$table$[[$Income Taxes I$],[303\mathrm{.}85]],\backslash$table$[[$Medical Insurance$],[47\mathrm{.}50]],\backslash$table$[[$CPP$],[61\mathrm{.}73]],\backslash$table$[[$Union Dues T$],[90\mathrm{.}00]],\backslash$table$[[$Total Deductions$],[522\mathrm{.}05]],\backslash$table$[[$Net Pay $5],[677\mathrm{.}95]],\backslash$table$[[$Sales Salaries Expense$],[1,200,00..$ kindly answer the $3$ parts of the question clearly and with explanations if necessary