US T-Bills use a/360
Actual/360 is the day-count convention used for T-bills.
Actual/360 is the day-count convention used for commercial paper.
One that does not require a day-to-day record of inventory changes. Costs of materials used and costs of goods sold cannot be calculated until ending inventories, determined by physical count, are subtracted from the sum of opening inventories and purchases (or costs of goods manufactured in the case of a manufacturer).
The best example of when the matching principlecomes into play concerns the case of businesses that resell inventory. In our hot dog stand example, you should count the expense of a hot dog and the expense of a bun on the day when you sell that hot dog and that bun. Don't count the expense when you buy the buns and the dogs. Count the expense when you sell them. In other words, match the expense of the item with the revenue of the item
Debtors are created when company sale goods to customers on credit that's why for debtors sales day book is used and purchase day book is used for creditors.
Actual/360 is the day-count convention used for T-bills.
30/360 is the day-count convention used for corporate bonds.
Actual/360 is the day-count convention used for commercial paper.
Actual/365 is the day-count convention used for US Treasury bonds.
Act/365
Actual/365 is the day-count convention used for US Treasury bonds and notes.
act/act
I think it may be 30/360.
365
To count the hours in a day.
30/360 - for corporate bonds, agency and municipal bonds, mortgage backed securities Actual/360 - for T-bills, commercial paper Actual/365 - US Treasury bonds
Statistics are used in day to day life when calculating taxes. They are also used when making change, paying bills, and cooking.