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Json has 4 gallons of hand sanitizer that contains 25% alcohol. He want sto make a hand santizer that contains 50% alchahol. How many gallons of pure alcohol should he add?
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Apr 20, 2022
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Json has 4 gallons of hand sanitizer that contains 25% alcohol. He want sto make a hand santizer that contains 50% alchahol. How many gallons of pure alcohol should he add?
Mathematics
high-school
Hbceylan
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Answer:
2
Explanation:
1+x/4+x = 1/2
4+x = 2 + 2x
x = 2
SomeHowWhite
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Apr 24, 2022
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