Unit 3 remediation Constant of Proportionality Concepts

Front

What is the constant of proportionality?

Back

The constant of proportionality is the ratio between two proportional quantities, often represented as 'k' in the equation y = kx.

Front

If n/-2 = -17, what is the value of n?

Back

n = 34.

Front

What is 45% of a number if 9 is the result?

Back

The number is 20.

Front

How do you find 250% of a number?

Back

To find 250% of a number, multiply the number by 2.5.

Front

What is -8 - (-15)?

Back

The result is 7.

Front

How do you determine the constant of proportionality from a table?

Back

To find the constant of proportionality, divide the output value by the input value for any pair of corresponding values.

Front

What does it mean if two quantities are proportional?

Back

Two quantities are proportional if they maintain a constant ratio to each other.

Front

How can you express a percentage as a fraction?

Back

To express a percentage as a fraction, divide the percentage by 100 and simplify if possible.

Front

What is the formula to calculate percentage?

Back

Percentage = (Part/Whole) x 100.

Front

If the constant of proportionality is $9 per hour, what does this mean?

Back

It means for every hour, the output value increases by $9.