Tables
Constant of Proportionality
Equations
Ratios
Graphs
100
What is the constant of proportionality?
3
100
A
100
What is the equation for the constant of proportionality?
y=kx
100
$1.20 per pound
100
What are the characteristics of a proportional graph.
1. Goes through the origin (0,0)
2. Straight line.
200
What is the constant of proportionality?
1/2
200
45
200
3/7
200
Yes
200
A & C
300
Fill in the rest of the table.
25
16 1/4
16
300
What is the constant of proportionality?
3
300
No, there is not a constant of proportionality.
300
2 1/3
300
40
400
Fill in the table.
2 1/2
15
35
400
What is the constant of proportionality?
40
400
7
400
5:2
400
(1, 200)
500
Blue and yellow make green. Come up with a new pair of numbers that will make the same shade of green.
Anything equal to 1:5
500
B
500
1/25
500
A
B
500
What is the constant of proportionality?
20