Unit 2 Review

Front

What is percent decrease?

Back

Percent decrease is a measure of how much a quantity has decreased in relation to its original value, expressed as a percentage.

Front

How do you calculate percent decrease?

Back

Percent decrease = ((Original Value - New Value) / Original Value) x 100.

Front

What is the formula to calculate sales tax?

Back

Sales Tax = Price of Item x Sales Tax Rate.

Front

If an item costs $100 and the sales tax is 5%, how much tax do you pay?

Back

$5.00.

Front

What is the total cost of an item including tax?

Back

Total Cost = Price of Item + Sales Tax.

Front

If a TV costs $899 and the tax rate is 6.5%, how much tax do you pay?

Back

$58.43.

Front

What is an acceptable weight range for a product with a specified weight and allowable error?

Back

Acceptable Weight Range = (Specified Weight - Allowable Error) to (Specified Weight + Allowable Error).

Front

What is the acceptable weight range for a 16-ounce bag of chips with a 0.4% error?

Back

15.936 to 16.064 ounces.

Front

How do you find the total cost of an item after tax?

Back

Add the sales tax to the original price of the item.

Front

If Ralph buys a computer for $675 with a 6% sales tax, what is the total amount he pays?

Back

$715.50.