1-6. Indicate whether each table or graph represents a proportional relationship or a non-proportional relationship.

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Step-by-step explanation:

Proportional relationship means,

x ∝ y

x = ky

where 'k' is the proportionality constant.

From table (1),

Therefore, relationship is not proportional.

From table (2),

True.

So the relationship will be proportional.

From table (3),

Which is constant.

Therefore, relationship will be proportional.

From table (4),

Which is constant for every term.

Therefore, relationship will be proportional.

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step-by-step explanation: