cost, revenue, profit

Question 1

what is total costs?

Answer 1

all money left for running business

Question 2

what is profit?

Answer 2

money left after you buy a total cost

Question 3

what is revenue?

Answer 3

all money you have after selling.

Question 4

what is variable cost?

Answer 4

cost for running business that cab change. ( if you sell more you have more revenue and can buy more variable cost)