Unit 03 - Test C

Front

Back

The solution is approximately 4.22.

Front

If a candy store charges $12 for 2 pounds of candy, how much would it charge for 5 pounds?

Back

The store would charge $30 for 5 pounds.

Front

If the mass, m, in kilograms (kg), of a pile of textbooks is proportional to the number of books, n, what is the missing value if 2 books weigh 20 kg?

Back

The missing value is 10 kg for 1 book.

Front

A grocery store sells 5 bags of oranges containing a total of 45 oranges. How many bags should Dwight buy for 27 oranges?

Back

Dwight should buy 3 bags of oranges.

Front

Back

Front

Define proportionality in mathematics.

Back

Proportionality means that two quantities increase or decrease at the same rate.

Front

What is a unit rate?

Back

A unit rate is a comparison of two different quantities when they are combined together, expressed as a quantity per one unit.

Front

How do you find the unit price of an item?

Back

Divide the total price by the number of units to find the price per unit.

Front

What does it mean for two quantities to be directly proportional?

Back

Two quantities are directly proportional if one quantity increases, the other quantity increases at a constant rate.

Front

What is the formula for finding the total cost when given a unit price and quantity?

Back

Total Cost = Unit Price × Quantity.