Constant of Proportionality Equation

A car rides at the same rate for 10 hours. It traveled 400 miles. What is an equation for this?

• y=4x

• y=400x

• y=40x

• y=10x

Tags

CCSS.6.EE.C.9

What is the formula for a proportional relationship?

• y=kx

• y=k/x

• z=ykx

• y=ky

Tags

CCSS.7.RP.A.2C

What is the constant of proportionality?

• $3

• No COP

• $2

• $9

Tags

CCSS.7.RP.A.2B

One of these tables represents a proportional relationship. Table _____ represents a proportional relationship. The equation is ____ = ___ ___

• Table A, y = 1.6x

• Table A, y = 0.625x

• Table B, y = 1.5x

• Table B, y = 2/3x

Tags

CCSS.7.RP.A.2B

Write the equation for the table given

• y = 1/3x

• y = 3x

• y = 1/2x

Tags

CCSS.6.EE.C.9

A student studies the same amount of time each day for a test. In 4 days, she studied 60 minutes. Which equation shows this relationship? Let x = the number of days.

• y = 4x

• y = 15x

• y = 60x

• y = 12x 

Tags

CCSS.6.EE.C.9

What is the constant of proportionality in the table?

• 2

• 8

• 4

• 6

Tags

CCSS.7.RP.A.2B

Write an equation for this relationship.

• y = 18x

• y = 18.50x

• y = 22.50x

• y = 22x

Tags

CCSS.5.OA.B.3

Is this table proportional?

• Yes

• No

Tags

CCSS.7.RP.A.2A

Is the given table a direct variation? If so, what is the constant?

• Yes; 1/4

• Yes; 4

• Yes; 2

• No