Respuesta :

Answer:  B.  12/30

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Explanation:

Using a calculator,

  • 30/70 = 0.42857 approximately
  • 12/30 = 0.4
  • 9/21 = 0.42857 approximately
  • 6/14 = 0.42857 approximately

We see that 12/30 = 0.4 is the odd one out.

Answer:

B is odd

Step-by-step explanation:

30/70=3/7

12/30=2/5

9/21=3/7

6/14=3/7

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