Respuesta :

sqdancefan

Answer:

  1. 1/4
  2. 3/5

Step-by-step explanation:

You find the part by expressing the ratio as a fraction, then simplifying.

1. 5/20 = (1·5)/(4·5) = (1/4)·(5/5) = 1/4

5 is 1/4 of 20.

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2. 12/20 = (3·4)/(5·4) = (3/5)·(4/4) = 3/5

12 is 3/5 of 20.

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