Identifying Constant Of Proportionality (Tables)
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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)
Lawns Mowed (x)
5
2
4
8
10
y = 39x
Ex.
Dollars Earned (y)
195
78
156
312
390
For every lawn mowed
39
dollars were earned.
y = 229x
1.
1)
Chocolate Bars (x)
4
10
8
7
3
y = 2x
2.
Calories (y)
916
2,290 1,832 1,603
687
Every chocolate bar has
229
calories.
y = 22x
3.
2)
y = 24x
Pieces of Chicken (x)
4
9
5
3
2
4.
Price in dollars (y)
8
18
10
6
4
y = 16x
For each piece of chicken it costs
2
dollars.
5.
y = 26x
3)
6.
Votes for Chloe (x)
10
8
5
7
9
Votes for Jerry (y)
220
176
110
154
198
y = 5x
7.
For Every vote for Chloe there were
22
votes for Jerry.
y = 6x
8.
4)
Phone Sold (x)
2
4
3
9
10
Money Earned (y)
48
96
72
216
240
Every phone sold earns
24
dollars.
5)
Boxes of Candy (x)
8
2
3
4
10
Pieces of Candy (y)
128
32
48
64
160
For every box of candy you get
16
pieces.
6)
Enemies Destroyed (x)
8
7
10
5
9
Points Earned (y)
208
182
260
130
234
Every enemy destroyed earns
26
points.
7)
Glasses of Lemonade (x)
8
9
5
7
2
Lemons Used (y)
40
45
25
35
10
For every glass of lemonade there were
5
lemons used.
8)
Concrete Blocks (x)
6
4
7
10
5
weight in kilograms (y)
36
24
42
60
30
Every concrete block weighs
6
kilograms.
1-8
88 75 63 50 38 25 13 0
Math
9
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