Simple interest is a quick method of calculating the interest charge on a loan.
Simple interest
the amount of money borrowed or invested.
principal
i = prt
interest
special ratio in which the two terms are in different units.
rate
a tip given to a waiter, taxicab driver, etc.
gratuitie
become or make greater in size, amount, intensity, or degree.
% increase
a tax on sales or on the receipts from sales.
sales tax
make or become smaller or fewer in size, amount, intensity, or degree.
% decrease
services purchased and is normally a certain percentage added to the buyer's cost.
tax
the amount of an employee's pay withheld by the employer and sent directly to the government as partial payment of income tax.
withholding tax
a deduction from the usual cost of something, typically given for prompt or advance payment or to a special category of buyers.
discount
reduction in price
markdowns