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Gnom [1K]
3 years ago
7

WILL GIVE BRAINLIEST!!!! Write the following as an EXPRESSION: How much water do I need to add to l liters of pure alcohol to ob

tain a solution of 45% alcohol?
Mathematics
1 answer:
nydimaria [60]3 years ago
5 0

Answer:

If you add 690 ml of water you will obtain 1.690 liter of 70% alcohol. Of course if you halve the amounts, e.g. 0.5 liter 75% alcohol and 345 ml of water, you will also obtain 45% alcohol solution.

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Answer:

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7 0
3 years ago
5 hours 15 min + 3 hours 33 min<br><br><br> show the working as well
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Answer:

8 hours 48 mins

Step-by-step explanation:

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--------------

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or

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2 years ago
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3 years ago
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Hatshy [7]
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So,    128 = 0.74 times (the number)

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8 0
3 years ago
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Alja [10]

Answer:

Below.

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7 0
3 years ago
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