Answer:
That looks confusing
Step-by-step explanation:
3:1
Basicaly if you divide the x colome by the y colome it shows that every 3 rented-days equals $1
Sorry for the bad spelling
The original air present after 8 breaths will be equal to 179.81 ml.
<h3>What is an equation?</h3>
The equation in mathematics is the relationship between the variables and the number and establishes the relationship between the two or more variables.
It is given in the question that:-
During normal breathing, about 12% of the air in the lungs is replaced after one breath
If the initial amount of air in the lungs is 500 mL
how much of the original air is present after 8 breaths?
The calculation for the eduction of the air will be done by the following equation:-

=179.88 ml
Hence original air present after 8 breaths will be equal to 179.81 ml.
To know more about equations follow
brainly.com/question/2972832
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A half-gallon jug would weigh more than a 2-liter jug. Hope this helped!