Which of the following tables represents a proportional relationship?

A.
x 2 3 4 5
y 4 9 8 15

B.
x 2 3 4 5
y 4 6 8 10

C.
x 2 3 4 6
y 4 6 8 10

D.
x 2 4 6 8
y 4 6 8 10

Question

Which of the following tables represents a proportional relationship?


A. 	
  x	  2	  3 	  4	  5
  y	  4	  9	  8	  15


B. 	
  x	  2	  3	  4	  5
  y	  4 	  6	  8	  10


C. 	
  x	  2	  3	  4	  6
  y	  4	  6	  8	  10


D. 	
  x	  2	  4	  6	  8
  y	  4	  6	  8	  10

pixiedust1 · Answer

Can you write a testimony if I help you? ;P
;D

pixiedust1 · Answer

JK :D

pixiedust1 · Answer

Let's take a look at them.  To be proportional, they must increase in proportion.  All of them go up in proportion except for C.

C goes from 4 to 6, rather than to 5

pixiedust1 · Answer

Next, let's analysis the bottom row.  After that, the only two options left are B and D.  

next, we have to find their relation to each other.  We see that B has a more accurate relation.  Therefore, the answer is B.

pixiedust1 · Answer

I haven't done this type of problem in a while, so I would check with someone else first before you go with that.

pixiedust1 · Answer

Just to be on the safe side, although I am 89% confident with my answer :D

anonymous · Answer

awesome thank you