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27 October, 23:36

Which two ratios form a proportion? A) 3 : 4 and 6 : 12 B) 3 : 4 and 9 : 15 C) 3 : 4 and 12 : 18 D) 3 : 4 and 15 : 20

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  1. 28 October, 00:24
    0
    The answer to this question is D
  2. 28 October, 01:37
    0
    d forms a proportion

    Step-by-step explanation:

    3x5=15,4*5=20

    so they both increase protionally

    therefore they are protional
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