Percentage of the weight of seeds in each bag that mariana sold last week is 10.4%.
<h3>Percentage of the weight of seeds</h3>
First step
Weight of seed and nuts last week=12/5×9
Weight of seed and nuts last week=21.6kg
Second step
Percentage of the weight of seeds=21.6 kg-19.35kg/21.6kg
Percentage of the weight of seeds=2.25kg/21.6kg
Percentage of the weight of seeds=0.104×100
Percentage of the weight of seeds=10.4%
Therefore the Percentage of the weight of seeds in each bag that mariana sold last week is 10.4%.
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