Question

A fruit grower can use two type of fertilizer
in his garden brand P and brand Q.
The amounts (in kg) of nitrogen, phosphoric
acid potash and chloride in a bag of each
a brand are given in the table. Tests
indicate that the garden need at least 240 kg
of phosphoric acid at least 270 kg of potash
and at most 310 kg of chlorine.
if the grower want to minimize the
Amount of Nitrogen added to the garden, how
many bags of each brand should be used?
what is minimum amount of nitrogen added
in the garden ?​

Answer 1

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