4000kg
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To convert 4kg 400g to the nearest kilogram, we need to consider the grams. Since 400g is more than half of a kilogram (500g), we round up to the nearest kilogram. Therefore, 4kg 400g rounded to the nearest kilogram is 5kg.
To find 20 percent of 5kg, you would first convert 20 percent to a decimal by dividing by 100, which equals 0.20. Then, you would multiply 0.20 by 5kg to get the answer. 0.20 x 5kg = 1kg Therefore, 20 percent of 5kg is 1kg.
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