She will produce 2250 cysts :) 90/4 = 22.5
22.5 * 100 = 2250
3. Here we use the formula

And we have the following values given

So we will get

Question 4.
In this question , we have


Interest is the difference of amount and principal, that is

Since the value of b is 5, hence the equation of the horizontal line is x = 5
<h3>Equation of a line</h3>
A line is defined as the shortest distance between two points. The given line on the xy plane is a horizontal line.
The equation of a line is expressed as y = mx + b where;
m is the slope
b is the y -intercept
The equation of a horizontal line on the other hand is expressed as x = b
where b is the point where the horizontal line crosses the y-axis.
Since the value of b is 5, hence the equation of the horizontal line is x = 5
Learn more on equation of horizontal line here: brainly.com/question/25081736
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So you have 9x-10 and x= -5
9(-5)-10
-45-10= -55
Your answer would be -55