Percent Vocabulary Test

An equation (part = percent • base) in which the percent is written as a decimal is called?

• Percent of increase

• Percent of change

• Percent equation

• Principal

John invested some money in a bank. The bank pays him a certain percentage of the amount as a reward for using his money. What is this reward called?

• Percent of increase

• Percent of decrease

• Simple interest

• Tip

The formula I = prt is given for:

• Percent of decrease

• Selling price

• Simple interest

• Tip

John deposited a certain amount of money in a bank. The bank offers a 5% annual interest rate. What is the original amount of money that John deposited?

• Discount

• Sales Tax

• Simple Interest

• Principal

A ratio that compares a change in quantity to the original amount.

• Percent of increase

• Percent of change

• Percent equation

• Principal

What is the percent of change when the original quantity is less than the new quantity?

• Percent of increase

• Percent of change

• Percent equation

• Principal

A store reduces the regular price of an item by a certain percentage. What is this called?

• markdown

• markup

• tip

• gratuity

What is the percentage of the price of items that people buy, which is charged by the government?

• Discount percentage

• Sales tax percentage

• Simple interest percentage

• Principal percentage

John's restaurant bill was $50. He decided to express his appreciation for the service by adding an additional 15% to the regular price. What is this additional amount called?

• Discount

• Sales Tax

• Tip

• Gratuity

What is the percent of change when the original quantity is greater than the new quantity?

• Percent of increase

• Percent of change

• Percent equation

• Principal