Free Compass Math Practice on Parallel Lines - Sample 13

A set of questions, with answers, on parallel lines and their slopes are presented. These questions are similar to those in the compass math test. The answers to the questions are at the bottom of the page.

Which two lines given by their equations are parallel?

A) x = 2 and y = -2
B) y = 3x + 1 and y = - 3x - 2
C) y = -3x + 100 and y = -3x - 100
D) y = 0 and x = 0
E) y = x and y = -x

Find k so that the lines given by the equations y = 0.5 x and y = - kx + 2 are parallel.

A) 0.5
B) - 0.5
C) 2
D) -2
E) 0

Which of the lines is parallel to the line defined by -3x + 2y = 6?

A) y = -3x - 6
B) y = - (2/3) x - 5
C) y = (2/3) x + 2
D) y = -2x - 8
E) y = (3/2) x + 9

Which two lines given by their equations are parallel?

A) x = 2 and y = 2
B) y = 2 and y = - 9
C) y = - x + 100 and y = 2 + x
D) y = (1/2) x and y = (1/2)
E) y = 2 x and y + 2x = 0

Find A so that the lines given by the equations 2 A x + 3y = 4 and y = - 3x - 5 are parallel.

A) 9 / 2
B) -9 / 2
C) 3 / 2
D) - 3 / 2
E) 3

Which two lines given by their equations are parallel?

A) x = -2y and y = -2x
B) y = 2 and y = 2x
C) x = 100 and x - 3 = 6
D) y = -(5) x and y = (1/5)
E) y = 0 and x = 0

Find the slope of the line parallel to the line given by the equation 3x - 5y = 6.

A) 3
B) -3
C) 5 / 3
D) - 5 / 3
E) 3 / 5

Which of the lines below is not parallel to the line - 12x + 2y = 9?

A) y = - 6x + 12
B) - 2y = - 12x + 1
C) y / 2 = 3x + 12
D) 0.1 y = 0.6 x + 0.2
E) - (2 / 3) y = - 4x

Which of the lines below is parallel to the line - (5 / 2) x + 5 y = 0?

A) y = 2 x
B) y = 0.5 x
C) - x = 5/2
D) y = 5 / 2
E) y = 0.5

What is the slope of the line parallel to the line given by the equation 5 + y = 2?