PRE-TEST for Applied Math 6th grade

Front

What is sales tax?

Back

Sales tax is a percentage of the sale price of goods or services that is collected by the seller and paid to the government.

Front

How do you calculate sales tax?

Back

To calculate sales tax, multiply the cost of the item by the sales tax rate (as a decimal). For example, for a $39 skateboard with a 7% tax: $39 x 0.07 = $2.73.

Front

What is probability?

Back

Probability is a measure of how likely an event is to occur, expressed as a number between 0 and 1.

Front

How do you calculate the probability of an event?

Back

Probability = (Number of favorable outcomes) / (Total number of possible outcomes).

Front

What is the probability of NOT rolling a 2 on a single die?

Back

The probability of NOT rolling a 2 is 5/6, since there are 5 other outcomes.

Front

What is the range of a set of numbers?

Back

The range is the difference between the highest and lowest values in a set of numbers.

Front

How do you find the range of these numbers: 12, 8, 9, 5, 8, 10, 11?

Back

Range = Highest number - Lowest number = 12 - 5 = 7.

Front

What is a ratio?

Back

A ratio is a comparison of two quantities, showing how many times one value contains or is contained within the other.

Front

If the ratio of tenants to cars is 3:5 and there are 30 tenants, how many cars are there?

Back

If there are 30 tenants, then the number of cars is (30 tenants) x (5 cars / 3 tenants) = 50 cars.

Front

What is a debit card?

Back

A debit card is a payment card that deducts money directly from a consumer's checking account to pay for a purchase.