abigailrtomkins
abigailrtomkins abigailrtomkins
  • 17-05-2021
  • Mathematics
contestada

It takes 180 ml of fertiliser to treat 36 m² of lawn.
How much fertiliser is needed to treat a lawn of area 40 m²?​

Respuesta :

rococo908
rococo908 rococo908
  • 17-05-2021

Answer:

200 ml of fertilizer

Step-by-step explanation:

Create a proportion where x is the amount of fertilizer needed for an area of 40 m²

[tex]\frac{180}{36}[/tex] = [tex]\frac{x}{40}[/tex]

Cross multiply and solve for x:

36x = 7200

x = 200

So, 200 ml of fertilizer is needed

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