Answer:
Use autofill
Explanation:
In excel "autofill" is used to fill data in cells, which follows the pattern or logic applied in other cells. To apply same calculation of A20 in B20 to H20, we use autofill technique. Instead of copy pasting, or manually entering the complex formula this method is more suitable.
More information is needed to answer this question
Yes, you can Microsoft office in a Chromebook.
Answer: Reverse DNS zone
Explo: a reverse DNS zone needs a PTR record since it is in charge of resolving the IP address to a domain or a hostname.