Restaurants make profits when they can seat as many people as they can through the day and when the patrons order higher-priced items. Customers sitting at your tables for hours, working away at their ...

Knowing your effective tax rate can help you understand how well you’ve been managing your tax situation throughout the year.

Calculating the interest rate using the present value formula can at first seem impossible. However, with a little math and some common sense, anyone can quickly calculate an investment's interest ...

To find an investment's interest rate, substitute price, face value, and duration into a formula. For T-bills, subtract purchase price from face value, divide by face value, adjust for term. Online ...