Intro Proportional Relationships

What does the circled ratio on this double number line mean?

What values would be in the next row?

• 11 & 16

• 10 & 22

• 10 & 20

• 11 & 22

What can you multiply by x to get to y?

• 6

• 1/6

• -6

• -1/6

What can you multiply the time by to get the distance?

• 80

• 20

• 40

• 160

Nancy can type 50 words per minute. Look at the table below to write an equation that matches the data.

• m=50 + w

• w= 50m

• w= 50 + m

• m= 50 - w

Is the graph proportional or non proportional?

• non-linear

• linear

• 12

• 10

• 14

• 13

Is this function linear or nonlinear?

(Use desmos.com/graphing to graph!)

• Linear

• Nonlinear

Rowan mows her neighbors lawns to make extra money. So far this summer she has made $72. She charges $8 per lawn.

How many lawns has she mowed so far this summer?

• 8

• 72

• 90

• 9

What is the relationship from one y to the other?

• + 1/2

• + 2

• + 7

• + 3