Unit Conversion and Linear Relationships

Mr. Wilson reviews problems 21 to 35 from an EOC practice set, covering topics such as scatter plots, unit conversion, exponents, graphing functions, probability, linear functions, graph interpretation, and systems of equations. The video provides step-by-step solutions and explanations to help students verify their answers and understand the concepts.

What is the main purpose of this video tutorial?

• To solve all problems in the EOC practice set.

• To provide a comprehensive guide to algebra.

• To review problems 21 to 35 in the EOC practice set.

• To introduce new algebra concepts.

Which scatter plot best represents a negative linear relationship?

• A plot where points form a curve.

• A plot where points form a straight line with a negative slope.

• A plot where points form a positive slope.

• A plot where points are scattered randomly.

How do you convert 44 square feet per minute to square yards per second?

• Add 3 and subtract 60.

• Divide by 3 and multiply by 60.

• Use train tracks to convert units.

• Multiply by 3 and divide by 60.

What is the equivalent expression for the square root of 2x squared raised to the fourth power?

• 4x^4

• 2x^4

• 8x^2

• 16x^4

Which graph best represents the relationship between the area of a circle and its diameter?

• A straight line.

• A parabola.

• A hyperbola.

• A sine wave.

What is the probability of selecting a can containing fruit or sauce?

• 0.25

• 0.75

• 0.34

• 0.50

How do you determine the linear function from a table of values?

• Add all values together.

• Use the highest value as the slope.

• Find the average of all values.

• Calculate the rate of change and y-intercept.

What is the equation of a line given its graph?

• y = 3x + 7

• y = -2x + 3

• y = -3/4x - 7

• y = 4x + 5

How do you write a function that represents a payment situation?

• Use the total payment as the slope.

• Add the initial payment to the monthly payment times the number of months.

• Subtract the monthly payment from the total payment.

• Multiply the initial payment by the number of months.

What does a graph representing a train's motion over time look like?

• A sine wave.

• A straight line with a positive slope.

• A curve that flattens out.

• A parabola opening upwards.