how do you calculate revenue
selling price x quantity sold
how to calculate costs
sum of fixed costs + sum of variable costs
how to calculate profit
total revenue - total expenses OR profit/costs x100
gross profit margin
(gross profit / sales revenue) x100
net profit margin
(net profit / sales revenue) x100
how to calculate margin of safety
actual sales - break even sales
how calculate break even
fixed costs / (selling price - variable costs)