Constant Rate of Change/ Constant of Proportionality

Front

What is the formula for Constant of Proportionality?

Back

Front

How do you find the constant of proportionality from a ratio?

Back

Front

If a worker uses 450 inches of steel wire to make 300 springs, how many inches of wire are needed for 1 spring?

Back

Front

What does a constant rate of change represent in a graph?

Back

A constant rate of change represents a straight line in a graph, indicating that as one variable increases, the other variable increases at a consistent rate.

Front

What is the constant of proportionality if 10 tickets cost $2.50?

Back

Front

How can you express the relationship between total cost and number of items purchased?

Back

Front

If Cheddar Cheese costs $4.25 per pound, what equation represents the total cost for x pounds?

Back

Front

What is the meaning of a proportional relationship?

Back

A proportional relationship means that two quantities maintain a constant ratio to each other.

Front

How do you determine if a relationship is proportional from a table of values?

Back

A relationship is proportional if the ratio of y to x is constant for all pairs of values.

Front

What is the graph of a proportional relationship?

Back

The graph of a proportional relationship is a straight line that passes through the origin (0,0).