A point where profile of net present value crosses horizontal axis at plotted graph indicates project internal rate of return. The internal rate of return (IRR) is a metric used in capital budgeting to estimate the profitability of potential investments.

Graph which is plotted for projected net present value and capital rates is called net present value profile. The net present value mainly measures the net increase in the company's equity by working on a project. It is essentially the difference between the present value of cash flows and the initial investment based on the discount rate.

Cost of goods sold is the carrying value of goods sold during a particular period.

Net sales are operating revenues earned by a company for selling its products or rendering its services.

Posting refers to the process of transferring entries in the journal into the accounts in the ledger.

Benefits of preparing Bank Reconciliation Statement includes bringing out any errors committed in preparation of Cash book/Bank Pass Book, Highlighting under delay in clearance of cheques deposited but not credited and helps knowing actual bank balance.

Postage stamps on hand are considered as Prepaid expenses. Prepaid are any expense the business pays for in advance, such as rent, insurance, office supplies, postage, travel expense, or advances to employees.

Error which affect only one account can be Error of posting. An error in which amount is posted to the wrong side of the same account is known as error of posting.

For example, goods sold to X wrongly credited to his account.