what is the ordered pair of the origin?
(0,0)
Is this equation proportional? y= 3x
If so what is the constant of proportionality? (K)
Yes
k=3
Are these ratios proportional?
Yes
What is the Constant of Proportionality?
y/x or Unit Rate
What is a complex fraction?
What is a fraction where the problem has a fraction as either its numerator, denominator, or both?
a relationship between 2 quantities such that as one value increases or decreases, the other value will increase or decrease by the same multiple
proportional
Is this equation proportional? If so what is the constant of proportionality? (K=)
y= 4x + 10
Not proportional
Is the graph a proportional relationship? Why?
NO
Does not go through the origin
Solve
n=3.8
Simplify the complex fraction
4
---
1/3
12/1 or 12
what are 2 ways to tell if a graph is proportional
if the line is straight
goes through the origin
Is this equation proportional? If so what is the constant of proportionality? (K=)
y= ¾ x
proportional
k= 3/4
Is the table proportional?
No
Given the table is proportional. Solve for K
K = 13
Simplify the fraction
3/4
---
8
24/4 = 6
Is this graph proportional?
Using this graph, What is the equation?
y= 1/6x
Is the table proportional?
Yes it is proportional
y/x=6/2
what is this constant of proportionality
3
Simplify the fraction
4/7
---
2
8/7 or 1 1/7
Recipe 1 is given by the equation y = 4x where x represents the cups of lemonade mix and y represents the cups of water.
If Tyler had 16 cups of lemonade mix, how many cups of water would he need for each recipe? Explain how you know.
64 cups of water
Is the table proportional? If so, why and what is the constant of proportionality?
Proportional
3/2 or 1.5
a) yes
8.75 hours
Simplify the fraction
3
--
2/3
9/2 or 4 1/2 or 4.5