Which ratios form a proportion

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1. 1: select all the pairs of ratios form a proportion. (2 points)A: 1/6, 4/20 B: 7/9, 28/36*** C: 14/19, 21/27 D: 30/80, 6/18 2:
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2. 1.Select all the pairs of ratios that form a proportion1/6 4/20 7/9 28/36 ***** 14/18 21/27**** 30/80 6/18 2. which pair of
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3. Which ratios does NOT form a proportion?1. 24/96 , 27/108 2. 17/102 , 12/70 3. 21/51 , 35/85 4. 45/75 , 63/105 Which ratios form
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4. Which ratios form a proportion?4/9, 12/25 3/7, 18/42 5/11, 20/45 5/8, 15/25 Which ratios form a proportion with 18/30? 20/35
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