If we are only using the values in the table, then the answer is D.
This is because the highest value of y is 40 and the lowest is 37.75. So we must know that y is between these two.
However, if we are using this table as a long term model, then C is the correct answer. We know there is 40 to start and it will continue going down until it hits 0.
If it is like
then im afraid its already completely simplified because it is not equal to anything
Answer:
Step-by-step explanation:
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Answer:
Sanitation systems are a combination of different functional units that together allow managing and reusing or disposing the different waste flows from households, institutions, agriculture or industries in order to protect people and the environment.