Proportional Relationship

Solve the proportions

• a=1

• a=2

• a=12

• a=144

Solve the proportion

• x=17

• x=32

• x=12.5

• x=100

Franny’s Deli sells eight turkey sandwiches for every five ham sandwiches. Yesterday they sold 96 turkey sandwiches. How many ham sandwiches did they sell?

• x=96

• x=60

• x=480

• x=768

Determine if each table represents a proportional relationship. If so, give the constant of proportionality.

• The table is not proportional because there is not a COP

• The table is not proportional

• The table is proportional and the COP is 2

Write an equation for each table relating the x- and y-coordinates in the form y = kx. (find the COP for each order pair)

• y=7x

• x=7y

Write an equation for each table relating the x- and y-coordinates in the form y = kx. (find the COP for each order pair)

• y=0.4x

• y=2

• y=2.5x

Does this graph represent a proportional relationship?

• Yes

• No

Find the value of missing variable

7 miles in 2 hours; x miles in 6 hours

• x=21

• x=42

• x=14

• x=12

Find the value of the missing variable 5 pounds for $10.95; y pounds for $6.57

• y=1

• y=3

• y=14

• x=8

• COP is 4

• COP is 1/4

• COP is 4x

• There is no COP