Answer:

Step-by-step explanation:
Given expression : 
Solving further :


So, 
So, The given expression is equivalent to Option A
So, Option A is the answer
Answer:

Step-by-step explanation:
For this case we have the following profit function:

And we are interested on find the profit after selling 700 pretzels, so we just need to replace X=700 into the profit function like this:

The profit function is on the figure attached. We see that for 0<X<217 we have negative profits, and for X>217 we will have positive values for the profit. And also we can see that for X=700 we have a profit of approximately 169.
27h / 3h = (9 x3h) / (1x3h) =<em> 9 </em><span> </span>
B>23
Open dot going to the right