Answer:
3=20
4=15
5=12
Step-by-step explanation:
Give more detail please this makes zero sense
The mass of the apple juice needed to increase the initial concentration to 25% is 45 kg
The given parameters;
- <em>Mass of the apple juice, m = 30 kg</em>
- <em>current percentage, = 10%</em>
- <em>final percent after increment = 25%</em>
Let the mass added to increase the percentage to 30% = x
10% ----------------- 30 kg
25% ------------------ ?

The additional mass is calculated as;

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: brainly.com/question/11752721
Answer:
3/4
Step-by-step explanation:
3 goldfish
4 total pets
You just have to add the numbers up.
So the perimeter is 47 ft.