Answer:
The shop can cut the cost of production per sandwich to $3.75. The revenue function would then be defined as R(x)=9x.
Step-by-step explanation:
We want to make as big profit as possible by making as little sandwiches as possible. This means that we want the profit, which is
to be as big as possible.
For the first choice the profit per sandwich is
dollars.
For the second choice the profit per sandwich is
dollars.
For the third choice the profit per sandwich is
dollars.
We see here that for the second choice the profit is greatest, therefore this choice is most suitably correct.
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You know that we have to simplify the algebra equation, so first you have to combine x and 2x. X + 2x equals to 3x. Now that we combined x and 2x which makes 3x, we have to do 7 and -8. 7 + -8 which equals to -1. Therefore, the answer to this algebra equation is 3x + -1.
Answer:
The volume of the sphere is 2048 in³.
Step-by-step explanation:
The volume of a sphere is given by:

Where:
r: is the radius = 8 in
Having the radius and by using 3 for π, the volume is:

Therefore, the volume of the sphere is 2048 in³.
I hope it helps you!