Definitions
Constant Rate
Proportional
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Math Minutes
100

How do we write an equation with just the variables (letters) for a proportional relationship?

What is y=kx?

100

Describe the pattern you see in the rows of the table. What are you doing to get to the next number top and bottom.  

Small Jars of Salsa   4       8        12      

Ounces of Salsa       32     64       96    

+4 sm jars of salsa


+32 oz of salsa

100

Does the table show a proportional relationship?


Carrots (lbs)              2                 3                    4

Number of Carrots     23              33                   43

No.

100

9x=63

X=7

100
Finish the pattern: 1, 2, 4, 7, 11, _____.

What is 16?

200

Which term is comparing two quantities or things?

What is Ratios?

200

What pattern do you see in the columns (look at the ratios)

Small Jars of Salsa   4       8        12      

Ounces of Salsa       32     64       96  

Each ratio divided equals 8.

200

Is this a proportional table?

Deli meats (lbs)            2               3              4

Total Cost ($)               23            34.50          46

Yes, k=11.50

200

Multiply these fractions: 3/4 x 3/5.

What is 9/20?

200

how long does it take to build a school? Days, weeks, or years.

What is years?

300

Which term means that there is a pattern with the ratios/tables?

What is Constant Ratio?

300

Finish the table:

Small Jars of Salsa   4       8        12    16  

Ounces of Salsa       32     64       96    __

What is 128. +32 or make sure to use the equation y=8x.

300

There are 4 quarts in a gallon and 4 cups in  a quart. How many cups are in one serving? 

Milk (gallons) X     2             4              8

Servings Y            32            64           128

1 cup.

300

Multiply these fractions: 4/8 x 1/2.

What is 1/4

300

Which of the following is (are) equal to 1/2? 

A. 6/12 B. 8/16 C. 10/30 D. 15/30

A 6/12 B 8/16 D 15/30

400

Which term means that K is constant?

What is Proportional Constant rate?

400

Is there a constant rate? 

Number of tickets   6        8       10        14       25

Total Costs:        34.50   44    52.50    73.50 131.25

No constant rate

400

Describe the method for determining whether a table represents a proportional relationship.

Write and simplify the ratios. If they are equivalent, then they are proportional. 

400

I have 7 red marbles, 4 green marbles, and 3 yellow marbles. What is the ratio of green:yellow.

What is 4:3?

400

How many sides does a pentagon have

5 sides

500

Which term includes simplifying the ratio and having only one of the item?

What is Unit Rate?

500

Is there a constant rate? What is it?

      Time                            Distance

         20                                   4

         40                                    8

          60                                   12

           80                                  16

Yes the time increases by 20 and distance increases by 4.

500

Donya ran a 3k race at a constant speed of 21 minutes 30 seconds. At this speed, how long does it take her to run 1k? 

What is 7 minutes. 

500

I have 7 red marbles, 3 green marbles, and 4 red marbles. What is the ratio of green:all marbles.

What 3:14?

500

Order of Operations: 3 X 5 +2

What is 17. 

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