1 Answer

Dan Stark · Answer 1 · 2023-05-01T15:04:55+0000

We need to have every quantity with the same units. Since 1kg=1000g, then

$420g\frac{1\operatorname{kg}}{1000g}=0.42\operatorname{kg}$

Then, he now has

$1.5\operatorname{kg}-0.420\operatorname{kg}=1.08kg$

Then, there is 1.08 kg of soil left in the bag.

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