Probability, Area, and Functions Concepts

This video tutorial covers questions 7 to 12 from the MCAS Grade 10 Spring 2019 exam. It includes graphing inequalities, finding perpendicular lines, solving for Y-values and distances between a line and a parabola, analyzing data for mean, median, mode, and range, calculating midpoints, and determining probabilities of selecting marbles without replacement.

What is the main focus of the video tutorial?

• Learning about calculus

• Understanding geometry concepts

• Reviewing MCAS Grade 10 Spring 2019 Exam questions 7 to 12

• Solving algebraic equations

Which graph represents the solution set of the inequality Y ≥ X - 4?

• A solid line with shading below

• A solid line with shading above

• A dashed line with shading below

• A dashed line with shading above

What is the slope of a line perpendicular to y = 5x + 3?

• 5

• -5

• 1/5

• -1/5

What is the value of y for the line y = -3x + 5 when x = -4?

• 12

• -17

• -12

• 17

What is the value of y for the parabola y = -x^2 + 2x + 1 when x = -4?

• 23

• 17

• -17

• -23

What is the simplified form of the expression representing the distance between two points?

• Square root of 90

• Square root of 81

• Square root of 100

• Square root of 64

What is the area in square units of the region enclosed by the parabola and the line?

• 4.5 square units

• 5.5 square units

• 6.5 square units

• 3.5 square units

Which statement is true about the data in the table comparing week 1 and week 2?

• The mean and mode for week 1 are equal to those for week 2

• The mode and range for week 1 are equal to those for week 2

• The mean and median for week 1 are equal to those for week 2

• The median and range for week 1 are equal to those for week 2

What are the coordinates of the midpoint of the line segment KL?

• (-1/2, 1)

• (1/2, -1)

• (0, 0)

• (1, -1/2)

What is the probability that Sheila will select two red marbles?

• 5/20 * 4/19

• 5/20 * 5/19

• 4/20 * 5/19

• 5/20 * 6/19