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Rates and Ratios
Ms. Walker
100
How can you tell if a graph is proportional?
It passes through the origin AND is linear!
100
What does the letters "m" and "b" mean in y=mx+b?
m= SLOPE
b= Y-INTERCEPT
100
How do you find the unit rate?
Hint* it is the same way as K
y divided by x
100
In a drawing, there are three circles, four stars, and three triangles. What is the ratio of stars to the total number of shapes? Simplify your answer.
4:10 or 2:5
100
What does Ms. Walker teach?
Math, duh
200
Is the following proportional or non-proportional?
proportional
200
How can you tell if a table is non-proportional?
y is not 0, when x=0
OR you do not get the same unit rate when you divide y by x
200
What is the value of x?
3x+12 = 21
x=3
200
Paul jumped rope 150 times in 3 minutes. What is his unit rate of jumps per minute?
50 /1 min
200
What are Ms. Walker's daughter's names?
Bryleigh and Brenna
300
What is the coordinate for the origin?
(0,0)
300
Is this table proportional or not?
x 0 2 4 6
y 0 6 12 18
Proportional
300
When you add all of a triangle's angles, what must they equal?
180 degrees
300
Jolee bought 5 lbs of apples for $6.50. What is the unit price of the apples?
$1.30 per pound
300
What is Ms. Walker's favorite food place?
Texas Roadhouse or Rock n Roll
400
Is the following proportional or non-proportional?
non-proportional
400
is the following proportional or non-proportional?
EXPLAIN
Non-proportional because the y/x is NOT constant.
400
Write the equation that represents the relationship: Tory decided to start collecting Beanie Babies. Her grandma gave her 50 when she was little and each month she wants to add 4 to her collection. How many Beanie Babies, y, should she have after x amount of months.
y=4x+50
400
What is the missing number in the proportion? 5/8 = n/48
n=30
400
What is Ms. Walker's favorite Math unit to teach??
Probability
500
Identify the equation that represents this proportional relationships.
y=2x
500
Write the equation that represents the table below.
y = 2x - 5
500
(1/4) x (-5)
-1 and 1/4
500
Two towns are 48 miles apart. On a map with the scale 1 inch = 12 miles, how many inches apart are the towns?
4 inches
500
Where did Ms. Walker attend college?
University of West Georgia
Saint Leo University
Georgia Southern