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Sagot :
The mass of the apple juice needed to increase the initial concentration to 25% is 45 kg
The given parameters;
- Mass of the apple juice, m = 30 kg
- current percentage, = 10%
- final percent after increment = 25%
Let the mass added to increase the percentage to 30% = x
10% ----------------- 30 kg
25% ------------------ ?
[tex]= \frac{25 \times 30}{10} \\\\= 75 \ kg[/tex]
The additional mass is calculated as;
[tex]x+ 30 = 75\\\\x = 75 - 30\\\\x = 45 \ kg[/tex]
Thus, the mass of the apple juice needed to increase the initial concentration to 25% is 45 kg.
Learn more about percentage and ratio here: https://brainly.com/question/11752721
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