Question

please tell me the answer​

Answer 1

Answer:

5,7,25, 35 = not proportional

4,10,30,18 = Proportional

5,10, 16,20 = not proportional

9,15,18 ,30 = not proportional

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Answer 2

Answer:

• 5, 7, 25, 35 ⇒ not proportional because of 7 is not multiple of 5
• 4, 10, 30, 18 ⇒  proportional  because of common factor of 2
• 5,10, 16,20 ⇒ not proportional  because of 16 is not multiple of 5
• 9, 15, 18, 30 ⇒ proportional because of common factor of 3