7th VBA2 study guide

Front

What is a proportional relationship?

Back

A proportional relationship is a relationship between two quantities where the ratio of one quantity to the other is constant. In a graph, this is represented by a straight line that passes through the origin.

Front

How can you identify if a graph represents a proportional relationship?

Back

If the graph is a straight line that passes through the origin (0,0), it represents a proportional relationship.

Front

What does GCF stand for in mathematics?

Back

GCF stands for Greatest Common Factor, which is the largest number that divides two or more numbers without leaving a remainder.

Front

How do you find the GCF of two numbers?

Back

To find the GCF, list the factors of each number and identify the largest factor that appears in both lists.

Front

What is the formula to find the number of items that can be made given a total amount and the amount needed for each item?

Back

The formula is: Number of items = Total amount / Amount needed for each item.

Front

If a bakery has 73.5 cups of flour and each sheet cake requires 3.5 cups, how many sheet cakes can be made?

Back

21 sheet cakes can be made.

Front

What is the process to calculate the final temperature after a decrease?

Back

To calculate the final temperature, subtract the decrease from the initial temperature: Final Temperature = Initial Temperature - Decrease.

Front

If the initial temperature of soup is 192.7°F and it decreases by 57.5°F, what is the final temperature?

Back

The final temperature is 135.2°F.

Front

What does an ordered pair represent in a graph?

Back

An ordered pair (x, y) represents a point on the graph where 'x' is the horizontal position and 'y' is the vertical position.

Front

In the ordered pair (2.5, 20), what does it represent in a real-world context?

Back

It represents $20 for 2.5 hours.