which of the following shows a proportional relationship

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Answer:
c) H
Step-by-step explanation:
Consider the ratios of y to x:
F: 4/2 ≠ 13/5
G: 1/2 ≠ -2/5
H: 10/2 = 25/5 = 30/6 = 50/10 . . . . a proportional relationship
J: 3/2 ≠ 6/5
Table H shows a proportional relationship.