They are abstract "word" problems, offered for the purpose of giving the
student of high school mathematics valuable practice in the application
and manipulation of the concept of "percent".
Often, some time spent in solving practice-examples such as these can
lead to the phenomenon known as "learning", whereby the student comes
to know, understand, and possess competence in a topic where he or she
was previously ignorant and incompetent.
It is important to realize that the practice is the vital component in the process,
whereas the answers alone have no value at all.
The answer is 23.2 I just entered the data into an online standard deviation calculator.
If its diameter is 443 square inches, then its circumference is:
443 π square inches, as C=πd.
Answer:
Associative property of multiplication.
Step-by-step explanation: