kellisully kellisully

03-11-2014
Mathematics

contestada

Four hundred grams of grass seed are used for every 100 m2. Find the amount of seed needed, in kilograms, to cover 3000 m2?

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crisforp crisforp

03-11-2014

400 / x = 100 / 3000 <=>
400 / x = 1 / 30 <=.>
x = 400 * 30 <=>
x = 12000 kilograms of grass.

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