Which table shows a proportional relationship between x and y? x 1 2 7 8 y 0.5 1 3.5 4 x 2 3 4 5 y 7 9 11 13 x 3 6 8 10 y 12 15 18 20 x 3 7.5 15 20 y 1 2.5 4 6

Step-by-step explanation:

Among the options, the first table is showing a proportional relationship, because each y-value is half of the x-value. The ratio of this proportion is , we can find that by calculating the slope:

Therefore, the right answer is the first table.

hi, i am not sure about this one but i think its d,

hope this !

answer: c.  

step-by-step explanation:

mixtures containing substances that get attracted to magnet can be separated using a magnet. we can separate iron from a mixture of sand and iron, as only iron attracts to the magnet.