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rjkz [21]
3 years ago
12

How many gallons of pure water must be added to 10 gal of 30% salt water to make a solution that is 25% salt water?

Mathematics
1 answer:
dezoksy [38]3 years ago
6 0

Answer:

2 gallons must be added Hope this helps!

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Answer: 4+8ac+12b

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Can I convert 10 degrees Celsius / million years to degrees Kelvin / second? I need to multiple this by the ideal gas constant s
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3 0
3 years ago
Please help. I’m confused
Simora [160]

Answer:

when x=6, y=30

when x=7.5, y=37.5

Step-by-step explanation:

Just plug in the value of x into the equation y=5x

so when x=6, the equation will be y=5(6).  In this case y=30

when x =7.5, the equation will be y=5(7.5). So y=37.5

6 0
4 years ago
katie has read 34% of her book. if she has read 85 pages, does she have more than or fewer than 125 pages left to read?
Pepsi [2]
Okay so first I just go to the wording of the first part, reading it again as something like  "85 is 34% of what number?" Then I translate it by putting an = for the "is", an x (times) for the "of", and a variable, w for "what number". Because it's a percent, we get rid of the % sign by writing 34/100, or .34 . Then we just have:
85=.34 x a
Divide off the .34
a=250
Now for the second part. 250 is the total number of pages, so subtract 85 to get the number of pages she hasn't read.
250-85=165
So she has more than 125 pages left.
5 0
4 years ago
Please helpppppp !!!
postnew [5]
Answer - 2,500,000 people
8 0
3 years ago
Read 2 more answers
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