Question

Are 30 , 40 , 45 , 60 in proportion ?​

Answer 1

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Ratio of 30 to 40 = = 3: 4. Ratio of 45 to 60 = = 3: 4. Therefore, 30, 40, 45, and 60 are in proportion.

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Answer 2

Answer:

ratio of 30to40==3:4 ratio of 45 to 60==3:4

therefore 30,40,45 and 60 in proportion