1) Which line represents a proportional relationship? a) A line passing through (0, 2) b) A line passing through (0, 0) c) A curve opening upward d) A horizontal line 2) The graph of a line passes through (0, 0) and (4, 8). What is the slope? a) 1 b) 2 c) 4 d) 8 3) A line has a slope of 3 and passes through the origin. Which equation represents the line? a) y = 3x b) y = x + 3 c) y = 3 + x d) y = x/3 4) Which statement is true about a proportional relationship? a) The y-intercept is always 0 b) The slope is always 1 c) The graph is always a curve d) The x-intercept is always 1 5) A line representing a proportional relationship passes through (5, 20). What is the unit rate? a) 4 b) 5 c) 20 d) 25 6) If a line passes through (0,0) and (3,6), what is its slope? a) 1 b) 2 c) 3 d) 6 7) Which equation represents a proportional relationship? a) y = 2x + 3 b) y = 2x c) y = x + 2 d) y = 3x + 1 8) The slope of a line is 4. Which point lies on the line y = 4x? a) (2,6) b) (3,10) c) (4,12) d) (1,4) 9) What does the slope represent in a proportional relationship? a) The starting value b) The y-intercept c) The rate of change d) The x-intercept 10) Which of these is NOT a proportional relationship? a) y = 3x b) y = 4x c) y = x/2 d) y = 2x + 1 11) The graph of y = 2x passes through which point? a) (0,2) b) (4,2) c) (2,2) d) (2,4) 12) If a line has slope ½, which point lies on it? a) (2,1) b) (2,2) c) (2,3) d) (2,4)

MA.7.AR.4.5 - The Tweleve Days of Mathmas

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