Proportional Relation

If the constant of proportionality is 10, which of the following is the correct proportional equation?

• 10=kx

• 10=k

• y=10k

• y=10x

Tags

CCSS.7.RP.A.2C

Write an equation for this relationship.

• y=1/5x

• y=1/2x

• y=2x

• y=5x

Tags

CCSS.6.EE.C.9

Is the given table a proportional relationship? If so, write an equation that relates y to x.

• Yes;  y=1/3x

• Yes;  y=3x

• Yes;  y=5x 

• No

Tags

CCSS.7.RP.A.2C

How many tbsp of honey is needed for 20 cups of flour?

• 2

• 18

• 25

• 16

If the relationship in the table is proportional, write its equation.

• The relationship is not proportional

Tags

CCSS.7.RP.A.2C

The distance a jet aircraft flies has a proportional relationship with its number of hours in flight. The table shows the number of miles flown for a number of hours in flight. Find the constant of proportionality.

Tags

CCSS.7.RP.A.2B

The table shows a proportional relationship. Find the constant of proportionality.

Tags

CCSS.7.RP.A.2B

The table shows the time it takes to pump gasoline based on the number of gallons pumped. What is the constant of proportionality for this situation?

Tags

CCSS.7.RP.A.2B

The constant of proportionality is the same as the _________ .

• graph

• the total amount

• unit rate

Tags

CCSS.7.RP.A.2B

What makes a graph proportional?

• Linear

• The line is only in quadrant 1

• Curvy line

• Straight line and the line goes through the origin

Tags

CCSS.7.RP.A.2D