Identifying Constant Of Proportionality Worksheet
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1
2Name:
Identifying Constant of Proportionality (Tables)
Determine the constant of proportionality for each table. Express your answer as y = kx
A n s w e r s
Ex)
Cans of Paint (x)
2
4
7
8
6
y = 4x
Ex.
Bird Houses Painted (y)
8
16
28
32
24
For every can of paint you could paint
4
bird houses.
y = 13x
1.
1)
Tickets Sold (x)
8
2
9
7
5
y = 30x
2.
Money Earned (y)
104
26
117
91
65
Every ticket sold
13
dollars are earned.
y = 2x
3.
2)
y = 33x
Votes for Faye (x)
9
3
5
8
4
4.
Votes for Victor (y)
270
90
150
240
120
y = 15x
For Every vote for Faye there were
30
votes for Victor.
5.
y = 4x
3)
6.
Pieces of Chicken (x)
6
4
9
8
2
Price in dollars (y)
12
8
18
16
4
y = 23x
7.
For each piece of chicken it costs
2
dollars.
y = 33x
8.
4)
Enemies Destroyed (x)
10
9
4
7
2
Points Earned (y)
330
297
132
231
66
Every enemy destroyed earns
33
points.
5)
Boxes of Candy (x)
10
9
2
6
3
Pieces of Candy (y)
150
135
30
90
45
For every box of candy you get
15
pieces.
6)
Glasses of Lemonade (x)
6
8
7
2
4
Lemons Used (y)
24
32
28
8
16
For every glass of lemonade there were
4
lemons used.
7)
Time in minute (x)
6
8
9
3
4
Gallons of Water Used (y)
138
184
207
69
92
Every minute
23
gallons of water are used.
8)
Phone Sold (x)
9
5
3
4
6
Money Earned (y)
297
165
99
132
198
Every phone sold earns
33
dollars.
1-8
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Math
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