Answer:
A
Step-by-step explanation:
Answer:
9%
Step-by-step explanation:
We can start by changing this number to a fraction.

We know that 100 is a whole percentage
Therfore, we would get 9%
Answer:
6.25 litres
Step-by-step explanation:
ratio 1:4
25/4 = 6.25
4 * 6.25 = 25
1 * 6.25 = 6.25
= 6.25 litres of concentrate
Answer:
2
Step-by-step explanation:
Answer:
really
Step-by-step explanation: