Answer:
is the correct answer.
Explanation:
Convert percentage into decimal and multiply.

Best Regards!
Answer:
Did this computer get a virus.
Explanation:
The brother can't change the password because it required him to get the old password before changing it.
Answer: The DATE datatype give us the particular date whereas TIMESTAMP gives us the date as well as the time as the particular moment.
Explanation:
DATE datatype gives us the date in the format yyyy-mm-dd. The timestamp format is yyyy-mm-dd hh:mm:ss. time stamp are of two types :
timestamp with time zone and timestamp without time zone.
Date is the date on that particular day whereas the timestamp is the date along with the specific time when the query is executed.
At the end of the file, so that additional data is appended while the existing data stays intact.