Answer:
markup is the difference between the selling price of a product and cost price. Markup = Retail – Cost.
simple interest is the interest amount for a particular principal amount of money at some rate of interest. In contrast, compound interest is the interest calculated on the principal and the interest accumulated over the previous period.
Percent change is the percent difference between a final and initial value. Find percent change by dividing the difference of values by the initial value.
A markdown is an amount by which you decrease the selling price. The amount that you decrease the price by can be expressed as a percent of the selling price, known as the markdown rate. The selling price would be determined using the equation: Percent: 1 - markdown rate.
The total amount of money borrowed (or invested), not including any interest or dividends. Example: Alex borrows $1,000 from the bank. The Principal of the loan is $1,000. See: Interest.
Explanation: