Respuesta :

sqdancefan

Answer:

  a) 40

  b) 80

  c) 77

  d) 48

Step-by-step explanation:

To find the missing numerator, multiply the equation by the denominator of the fraction with the missing numerator.

a) (10/15)(60) = (x/60)(60)

  40 = x

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b) (x/180)(180) = (4/9)(180)

  x = 80

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c) (7/11)(121) = (x/121)(121)

  77 = x

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d) (x/144)(144) = (2/6)(144)

  x = 48