natalaia natalaia
  • 25-02-2019
  • Mathematics
contestada

Can anyone help me on the top two

Can anyone help me on the top two class=

Respuesta :

raymramin
raymramin raymramin
  • 25-02-2019

Answer:

14) y = 81

15) n = 6

Step-by-step explanation:

14)

54:30 = y:45

cross multiply: 45(54) = 30y, so y = 81

15)

6:3 = 12:n

cross multiply: 12(3) =6n, so n = 6

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