ACA Fall Final Review

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.

Front

How do you find the constant of proportionality?

Back

The constant of proportionality can be found by dividing one quantity by the other in a proportional relationship.

Front

What is the constant of proportionality in the relationship where y = 3x?

Back

The constant of proportionality is 3.

Front

If a table shows a constant ratio of 3, what does that indicate?

Back

It indicates that for every unit increase in one quantity, the other quantity increases by 3.

Front

What does the equation y = 10 - 2x represent in a real-world scenario?

Back

It represents a situation where you start with $10 and spend $2 each day.

Front

What is the meaning of the slope in a linear equation?

Back

The slope represents the rate of change between the two variables in the equation.

Front

How can you determine if a table represents a proportional relationship?

Back

You can determine this by checking if the ratios of corresponding values are constant.

Front

What is the formula for finding the total cost if a pizza costs $3.00 and there is a $2.00 delivery charge?

Back

The total cost can be calculated using the formula: Total Cost = 3x + 2, where x is the number of pizzas.

Front

What does the term 'constant of proportionality' refer to?

Back

It refers to the constant value that relates two proportional quantities.

Front

If a graph shows a straight line passing through the origin, what does it indicate?

Back

It indicates a proportional relationship between the two variables.