The class average on a math test was 84.5 and the standard deviation was 4.4. Find the z-score for a test score of 94

In a survey 9/25 of students ride the bus to school and 19/50 walk to school. What fraction of students ride the bus or walk to school? FYI - 9/25 and 19/50 is a fraction form

An oil tank has a capacity of 45 gallons. At the beginning of October it is 80% full. At the end of October it is 1/3 full. How many gallons of oil were used in October?

1) Which is a quadratic function? f (x) = 2x + x + 3 f (x) = 0x2 - 4x + 7 f (x) = 5x2 - 4x + 5 f (x) = 3x3 + 2x + 2

In the figure, the measure of Angle 8 = 96 and the measure of Angle 12 = 42. Find the measure of Angle 11.

X-2y+3z=-2 6x+2y+z=-48 x+4y+3z=-38

D. X = 1 13. Find the vertex: y = - (x+6) ² + 2

What is the slope and y-intrrcept of 5x-3y = - 15

What is the answer for 2:x = 6:3

What number can be used as a common denominator for the fractions 1/4 and 5/6

If an electric circuit is not grounded, it is best to reach out and touch it to provide the ground. O A. True O B. False