sachie726 sachie726
  • 29-05-2021
  • Mathematics
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Which pair of ratios form a proportion? A. 2 : 3 and 3 : 4 B. 8 : 12 and 16 : 20 C. 4 : 7 and 12 : 21 D. 9 : 15 and 10 : 16

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ferrybukantoro
ferrybukantoro ferrybukantoro
  • 29-05-2021

Answer:

C 4:7 and 12:21

Step-by-step explanation:

4×3 => 12

7×3 => 21

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