Question
The table shows the grade, g, on a test when the number of problems, n, are correct. Write an equation to model the situation.
n g
10 40
18 72
21 84
(1 point)
Responses
n = 4g
n = 4g
g = 4n
g = 4n
g = n + 30
g = n + 30
n = g - 30
n g
10 40
18 72
21 84
(1 point)
Responses
n = 4g
n = 4g
g = 4n
g = 4n
g = n + 30
g = n + 30
n = g - 30
Answers
Answer
The equation y=6x+6
describes the relationship between quantities x and y. Are the quantities in a proportional relationship?(1 point)
Responses
Yes, because the graph of the equation is a straight line.
Yes, because the graph of the equation is a straight line.
Yes, because the graph of the equation passes through the origin.
Yes, because the graph of the equation passes through the origin.
No, because the graph of the equation is not a straight line.
No, because the graph of the equation is not a straight line.
No, because the graph of the equation does not pass through the origin.
describes the relationship between quantities x and y. Are the quantities in a proportional relationship?(1 point)
Responses
Yes, because the graph of the equation is a straight line.
Yes, because the graph of the equation is a straight line.
Yes, because the graph of the equation passes through the origin.
Yes, because the graph of the equation passes through the origin.
No, because the graph of the equation is not a straight line.
No, because the graph of the equation is not a straight line.
No, because the graph of the equation does not pass through the origin.
Answer
Which linear equation represents a non-proportional relationship?(1 point)
Responses
y=x+3
y is equal to x plus 3
y=45x
y is equal to 4 fifths x
y=−3x
y is equal to negative 3 x
y=1.5x
Responses
y=x+3
y is equal to x plus 3
y=45x
y is equal to 4 fifths x
y=−3x
y is equal to negative 3 x
y=1.5x
Answer
In a second grade classroom, a student earns 25 stars for 5 compliments for good behavior. The teacher tracks the number of stars (y, vertical axis) and compliments (x, horizontal axis) on a graph. Which statements are correct? Choose more than 1 answer.(1 point)
Responses
Point (20, 100) represents earning 20 compliments.
Point (20, 100) represents earning 20 compliments.
Point (100, 20) represents earning 20 compliments.
Point (100, 20) represents earning 20 compliments.
Point (5, 1) represents the unit rate.
Point (5, 1) represents the unit rate.
Point (1, 5) represents the unit rate.
Point (1, 5) represents the unit rate.
Point (0, 50) represents the unit rate.
Responses
Point (20, 100) represents earning 20 compliments.
Point (20, 100) represents earning 20 compliments.
Point (100, 20) represents earning 20 compliments.
Point (100, 20) represents earning 20 compliments.
Point (5, 1) represents the unit rate.
Point (5, 1) represents the unit rate.
Point (1, 5) represents the unit rate.
Point (1, 5) represents the unit rate.
Point (0, 50) represents the unit rate.
Answer
Two points on a graph are (-4, 1) and (0, 2). Identify the slope between these two points.(1 point)
Responses
-4
-4
4
4
−14
negative 1 fourth
14
Responses
-4
-4
4
4
−14
negative 1 fourth
14
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