There are infinitely many solutions.
Algebraically, we can eliminate 
and try to solve for 
:
Then
which is the equation of an ellipse.
Answer:
what is the answer below
Step-by-step explanation:
4:2 because it goes cars then buses
The value written as 2/7 is a rational number and the other options are irrational numbers.
<h3>What is a rational number?</h3>
A rational number is a number that does not end in a non terminating decimal. Surd forms as well as the value pi are all irrational numbers. We must note that the option that has no surd form or pi as a denominator is a rational number.
Hence; the value written as 2/7 is a rational number and the other options are irrational numbers.
Learn more about rational numbers:brainly.com/question/14297987
#SPJ4
Answer:
D. 39%
Step-by-step explanation:
What you do is you take the .21 and the total of the 10th grade which is .54 and put it into a fraction like this .21/.54.
You will get .388 but rounded to the nearest percent is 39%.
