Identifying Constant Of Proportionality (Tables) 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)
Concrete Blocks (x)
9
3
2
6
5
y = 10x
Ex.
weight in kilograms (y)
90
30
20
60
50
Every concrete block weighs
10
kilograms.
y = 4x
1.
1)
Cans of Paint (x)
6
10
5
3
8
y = 11x
2.
Bird Houses Painted (y)
24
40
20
12
32
For every can of paint you could paint
4
bird houses.
y = 4x
3.
2)
y = 25x
Pounds of Beef Jerky (x)
5
2
8
10
6
4.
Price in dollars (y)
55
22
88
110
66
y = 10x
For every pound of beef jerky it cost
11
dollars.
5.
y = 21x
3)
6.
Glasses of Lemonade (x)
3
8
5
7
10
Lemons Used (y)
12
32
20
28
40
y = 1x
7.
For every glass of lemonade there were
4
lemons used.
y = 34x
8.
4)
Time in minute (x)
4
3
9
7
6
Distance traveled in meters (y)
100
75
225
175
150
Every minute
25
meters are travelled.
5)
Tickets Sold (x)
8
5
3
10
9
Money Earned (y)
80
50
30
100
90
Every ticket sold
10
dollars are earned.
6)
Time in minute (x)
8
4
2
3
5
Gallons of Water Used (y)
168
84
42
63
105
Every minute
21
gallons of water are used.
7)
Pieces of Chicken (x)
5
3
2
9
6
Price in dollars (y)
5
3
2
9
6
For each piece of chicken it costs
1
dollars.
8)
Phone Sold (x)
6
5
7
9
2
Money Earned (y)
204
170
238
306
68
Every phone sold earns
34
dollars.
1-8
88 75 63 50 38 25 13 0
Math
8
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