A. 70in³ i hope this helps!
Answer:
<em>If more than 134 articles are produced and sold, the firm will have positive profits and shoule start production</em>
Step-by-step explanation:
Cost, Revenue, and Profit Function
The cost function C(x) is given by
where x is the number of produced products.
The revenue function is
With both equations, we can know the profit function as
For the firm to have positive profits, it has to produce x articles with the condition
Or, equivalently
Solving for x
Thus
This means that if more than 134 articles are produced and sold, the firm will have positive profits and shoule start production
Answer:
12
Step-by-step explanation:
So, she practices 12 hrs per week, and already has practiced 3 hrs this week.
This means she has 9 hrs left to practice.
3/4 of an hour is one session, so to find out the number of sessions she needs, you have to do (9 hours)/(one session)
which is basically 9 / ( 3/4)
She needs 12 more sessions.