Front

What is the formula for the circumference of a circle?

Back

The circumference (C) of a circle is calculated using the formula C = 2πr, where r is the radius.

Front

If the radius of a circular plate is 2 inches, what is its circumference using π = 3.14?

Back

The circumference is 12.56 inches.

Front

What is the relationship between cost (c) and cups of blueberries (b) if 2 cups cost $6?

Back

The equation is c = 3b.

Front

What is the sum of -38 and 14?

Back

The sum is -24.

Front

What is the constant of proportionality in the equation c = 5d?

Back

The constant of proportionality is 5.

Front

How do you calculate the total score after earning points in a game?

Back

Add the points earned to the previous score.

Front

If Ryan's score is -259 and he earns 348 points, what is his new score?

Back

His new score is 89.

Front

What does it mean for two quantities to be proportional?

Back

Two quantities are proportional if they maintain a constant ratio.

Front

Back

It indicates that each cup costs $3.

Front

How do you find the sum of two integers, one positive and one negative?

Back

Subtract the absolute value of the negative integer from the positive integer.