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Hunter-Best [27]

3 years ago

9

At the beginning of an experiment, there are 400 grams of contaminants. Each hour, three-fourths of the contaminants are filtere

d out.

1 answer:

snow_tiger [21]3 years ago

4 0

Answer:

thats 300 grams filtered out per hour

Step-by-step explanation:

so 4/4ths of 400 is 400 but taking 3/4ths is turning it too 100 grams

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