gshreya2005
gshreya2005 gshreya2005
  • 11-03-2022
  • Mathematics
contestada

If y varies inversely as x and y = 12. When x=20. What is y when x is 15?



Pls help

Respuesta :

samuellai03
samuellai03 samuellai03
  • 15-03-2022

Answer:

[tex]y = 0.04[/tex]

Step-by-step explanation:

[tex]y[/tex] ∝ [tex]\frac{k}{x}[/tex] (k is a constant we need)

[tex]12 = \frac{k}{20}[/tex]

[tex]k = 0.6[/tex]

[tex]y = \frac{0.6}{15}[/tex]

[tex]y=0.04[/tex]

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