Final Semester Review

Front

What is the formula to calculate the discount amount?

Back

Discount Amount = Regular Price × Discount Rate

Front

If a cell phone case has a 20% discount and the discount amount is $24, what is the regular price?

Back

Regular Price = Discount Amount ÷ Discount Rate = $24 ÷ 0.20 = $120

Front

What are independent quantities in a table?

Back

Independent quantities are the values that can be changed or controlled, often represented on the x-axis.

Front

How do you convert quarts to cups?

Back

1 quart = 4 cups, so multiply the number of quarts by 4 to get cups.

Front

If a window washer cleans 144 windows in 12 hours, how many windows does he clean in 1 hour?

Back

144 windows ÷ 12 hours = 12 windows per hour.

Front

What is the process to order fractions, decimals, and percentages from least to greatest?

Back

Convert all values to the same format (either fractions, decimals, or percentages) and then compare.

Front

What is the value of 30% as a decimal?

Back

30% = 0.30

Front

How many cups are in 13 quarts?

Back

13 quarts × 4 cups/quart = 52 cups.

Front

What is the relationship between fractions, decimals, and percentages?

Back

They are different ways to represent the same value; for example, 1/2 = 0.5 = 50%.

Front

What is the first step in solving a word problem involving discounts?

Back

Identify the original price and the discount rate.