Percent Test Review

Front

What is the total cost of a meal if the meal costs $40.84 and a 20% tip is added?

Back

$49.01

Front

How much interest does Amy earn on a $200 deposit at 5% interest over 5 years?

Back

$50

Front

What is the formula for calculating simple interest?

Back

I = P*r*t

Front

How do you calculate the percent of change when the original cost is $50 and the new cost is $60?

Back

Increase 20%.

Front

If a restaurant requires a 15% tip on a $65 meal, what is the total bill?

Back

$74.75.

Front

What is the formula to calculate the total cost including tip?

Back

Total Cost = Meal Cost + (Meal Cost * Tip Percentage).

Front

How do you convert a percentage to a decimal?

Back

Divide the percentage by 100.

Front

What is the definition of simple interest?

Back

Simple interest is calculated on the principal amount only.

Front

If you want to find the total amount after interest is applied, what is the formula?

Back

Total Amount = Principal + Interest.

Front

What does the term 'percent' mean?

Back

Percent means 'per hundred' and is used to express a number as a fraction of 100.