Constant of Proportionality equations

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

2y=4x What needs to happen to have an equation in y=kx form?

• 2 should be divided by both sides

• 2 should be added to both sides

• 2 should multiply by both sides

• 2 should be subtracted on both sides

Tags

CCSS.6.EE.C.9

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

A car rides at the same rate for 10 hours. It traveled 400 miles. How far did it go in 6 hours?

• 240 miles

• 440 miles

• 300 miles

• 200 miles

Tags

CCSS.6.RP.A.3B

A car rides at the same rate for 10 hours. It traveled 400 miles. How far did it go in 5 hours?

• 240 miles

• 440 miles

• 300 miles

• 200 miles

Tags

CCSS.6.RP.A.3B

A car rides at the same rate for 10 hours. It traveled 400 miles. At what distance was this car when it was 2 hours into the trip?

• 80 miles

• 30 miles

• 40 miles

• 50 miles

Tags

CCSS.6.RP.A.3B