Proportionality Equation

Which of the following has a constant of proportionality of 3/4? Choose all

• y=.75x

• y=.25x

• 3y=4x

• 12y=16x

• 16y=12x

Tags

CCSS.7.RP.A.2B

What needs to happen to have an equation in y=kx form?

• should be divided by both sides

• should be added to both sides

• should multiply by both sides

• should be subtracted on both sides

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

What is the constant of proportionality of the following points? (2,10) (4,20) (10,50)

• 1

• 3

• 5

• 7

Tags

CCSS.7.RP.A.2B

What is the constant of proportionality of the following points? (10,2) (20,4) (50,10)

• 1/5

• 3/5

• 3/4

• 7/12

Tags

CCSS.7.RP.A.2B

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.2C

Write the equation for the table given

• y = 1/3x

• y = 3x

• y = 1/2x

Tags

CCSS.6.EE.C.9

Is this table proportional?

• Yes

• No

Tags

CCSS.7.RP.A.2A