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Constant Of Proportionality
Test Description: Find k
Instructions: Answer all questions to get your test result.
1) What does the constant of proportionality for the following graph mean?
A
The plant never grows
B
The plant grows 3 cm every 2 weeks
C
The plant grows 3 weeks every 2 cm
D
3/2
2) Which equation describes this graph?
A
y=15x
B
y=4x
C
y=3.75x
D
y=x
3) What labels should be use to describe the constant of proportionality? (PS - THIS IS CONTEXT)
A
miles per hour
B
weeks per millimeter
C
millimeters per week
D
dollars ($) per minute
4) What y=kx equation represents this graph?
A
y=20x
B
y=100x
C
y=25x
D
y=x
5) Which equation do we use to show the constant of proportionality?
A
y = k x
B
y = y / x
C
y = - x
D
y = x
6) What is the constant of proportionality of this graph?
A
100
B
25
C
20
D
3
7) How do you find k?
A
y/x
B
x/y
C
z/l
D
h/g
8) The Addams Family traveled 240 miles in 4 hours. How fast did the Addams family travel in 1 hour?
A
6 miles per hour
B
60 miles per hour
C
70 miles per hour
D
240 miles per hour
9) Which y=kx equation represents the graph?
A
y=25x
B
y=4x
C
y=100x
D
y=x
10) Does the table or graph have a greater constant of proportionality?
A
Graph
B
They are both the same.
C
Table
D
IDK :)
11) What is the constant of proportionality for this table?
A
14
B
5
C
30
D
7
12) What is the constant of proportionality for this table?
A
1
B
3
C
27
D
9
*select an answer for all questions
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