Constant of Proportionality Review

Front

When we compare quantities, we compare them as _____ over ______.

Back

y over x

Front

Which best describes the relationship represented in this table?

Back

proportional

Tags

CCSS.7.RP.A.2A

Front

The table represents the cost of a cab ride in New York City over a period of 6 miles. What is the cost for one mile?

Back

$2.50

Tags

CCSS.7.RP.A.2B

Front

The constant of proportionality is the same as finding what?

Back

all of the above (unit rate, unit price)

Tags

CCSS.7.RP.A.2B

Front

Does the table represent a proportional relationship? If so, what is the constant?

Back

Yes, k=3

Tags

CCSS.7.RP.A.2B

Front

What is the constant of proportionality in a proportional relationship?

Back

It is the ratio of y to x.

Tags

CCSS.7.RP.A.2B

Front

If a recipe calls for 2 cups of flour for every 3 cups of sugar, what is the constant of proportionality?

Back

k = 2/3

Tags

CCSS.7.RP.A.2B

Front

In a proportional relationship, if x doubles, what happens to y?

Back

y also doubles.

Tags

CCSS.7.RP.A.2D

Front

What is a unit rate?

Back

A unit rate is a comparison of two different quantities when they are combined together.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How do you find the unit price?

Back

Divide the total price by the number of units.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2