It takes 180 ml of fertiliser to treat 36 metres squared of lawn. How much fertiliser is needed to
treat a lawn of area 40 metres squared?
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Answer:
200
Step-by-step explanation:
If it takes 180 ml to treat 36 meters.
it will take 180 divided by 36 which is 5 ml to treat 1 meter of land
so 5 into 40 is 200
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