Following figures for profit and sales are obtained from the company account;

$\backslash$table$[[$Financial Year,Sales, $$,$Profit, $$],[2020-21,20,000,2,000],[2021-22,30,000,4,000]]$

Calculate the following;

a$.$ Profit Volume Ratio

b$.$ Fixed Cost

c$.$ Break Even Point $($Sales$,$ $$)$

d$.$ Profit at Sales of $$40,000$

e$.$ Sales to earn profit of $$5,000.$