Profit equals the total amount of money made minus expenses. prices. revenue. supply.

Expenses

The money earned or made over a specified time period like a day, a week, month or year is called as revenues.  

The costs that is incurred to make money like buying raw materials, transforming the raw material to finished product, costs incurred in selling the product are known as expenses.

The surplus amount from revenues that is left after deducting all the expenses is known as profit.

Mathematically,

Rearranging we get,

almost done 23 out of 25

since the options are not listed, when you are working on your budget you should also add water, tv, internet, miscellaneous and your 'fun' money for in your budget. when budgeting, you need to allow for fun money, and mis/accidental money so that you stick to the budget and not go crazy because you feel strapped to the budget.