Proportional Relationships

Front

Write an equation for this relationship.

Back

y=5x

Front

What is the unit rate in this proportional relationship? Options: 60 miles/1 hour, 120 miles/2 hours, 1 mile/1 hour

Back

60 miles/1 hour

Front

Which graph is non-proportional? Options: A, B, C, D

Back

D

Front

The cost of 4 pounds of grapes is $24.36. What is the constant of proportionality that relates cost in dollars, y, to the number of pounds of grapes, x?

Back

6.09

Front

Does this graph represent a proportional relationship?

Back

No, because it doesn't pass through the origin.

Front

Does the graph show a proportional relationship?

Back

No

Front

What is the constant of proportionality?

Back

k=3

Front

What is the constant of proportionality?

Back

k=5

Front

What is the constant of proportionality? Options: $3, $4, $2, $9

Back

$9

Front

Identify the constant of proportionality and write an equation to relate weight (w) to price (p). Options: k = .45; p = .45w, k = .22; p = .22w, k = 45; p = 45w, k = 22; p = 22w

Back

k = .45; p = .45w