For this case, the first thing we must do is define variables.
We have then:
x: time in seconds
y: number of ounces
We then have an equation of the form:
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Where,
b: initial amount of juice
m: amount of juice added every second.
Substituting values we have:
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For 6 seconds later we have:
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Answer:
20 ounces of juice are in the container after 6 seconds