16/21 is the correct answer
Step-by-step explanation:
but the graph is not given here
Answer:

Step-by-step explanation:
To isolate r, we're going to need to do some algebraic manipulation.

Multiply both sides by r:

Divide both sides by a:

Hope this helps!
The volume of the shaded region is 1650 cubic feet.
A dot plot or for chart is a statistical plot consisting of data points that are plotted on a scale using dots.
<h3>What is a dot plot?</h3>
Your information is incomplete. Therefore, an overview of a dot plot will be given. A dot plot is a data visualization where the day points are plotted as dots on the graph.
Dot plots are used for relatively small data sets. It uses the dots to show where the data values in the distribution are.
Learn more about dot plot on:
brainly.com/question/21862696