Answer:
B. Chat
Explanation:
A. Antivirus is a program that runs on your computer and prevents it from being infected by stuff encountered on the Internet.
B. Chat is a messaging service that uses the Internet to work. It's not a classical Internet service like the Web or email, but that's the closest thing in your answer choices.
C. A Firewall is another form of protection from the Internet, it blocks certain communications, but a firewall is not a service and it's not Internet-based.
D. Router is a machine that directs traffic between computers, not a service.
Answer:
AFC = 
MC = 
TC
AVC = 
AC = 
Explanation:
The cost function is given as 
.
The fixed cost here is 9, it will not be affected by the level of output.
The variable cost is 
.
AFC = 
MC = TC
MC =
MC = 2q
AVC =
AVC = 
AVC = q
AC =
AC = ![\frac{[tex]C=9+q^{2}](https://tex.z-dn.net/?f=%5Cfrac%7B%5Btex%5DC%3D9%2Bq%5E%7B2%7D)
}{q}[/tex]
AC = 
Answer:
$10,619.05
Explanation:
When sales is made at a tax rate of 5%, the entries to be posted in the proportion of the transaction amount
Dr Cash/ Accounts receivable 105%
Cr Sales revenue 100%
Cr Sales tax 5%
As such, if Sales Account totals $223,000 which includes both the sales revenue and the sales tax on the sales, it means that the accounts contains 105%, as such, the sales tax which is the amount owed the taxing agency
= 5/105 * $223,000
= $10,619.05
