Answer:
A. (y/2) - 5, B. 3
Explanation:
Lets assume that the total number of pencils is y.
Katie gives Maggie half, i.e. = 
Hence Maggie has
pencils
If Maggie keeps 5 pencils and give the rest to Jamil, the expression for the number of pencils Maggie gives to Jamil therefore is;
Expression of pencil given to Jamil = (y/2) - 5
B.
To get the number of pencils Maggie gave to Jamil if Katie had 16 pencils, simply substitute y as 16.
(16/2) - 5
No of pencil given to Jamil = 8 - 5
= 3
They had to fully blockade all southern coasts to eliminate the possibility of confederate help from abroad
Answer: The changes that occurred in society due to the baby boom is that the culture went from a conformity type of culture where people were aliened for being different, to a rebellious and individualist mindset. Examples of this is how baby boomers would listen to rock and roll and wear bright diverse clothing which was a complete opposite of their parents.