Please answer each question with the answer right underneath each question..

"Formal Logic"Please respond to the following:

Describe two challenges of using mathematical symbols in order to solve problems using formal logic and determine how you can overcome them

When an if / then statement is true, it is NOT necessarily true that the converse is true. Give an example of an if / then statement that is true, but its converse is NOT true. Discuss the reasoning behind your example.

"Set Theory and Graphs" Please respond to the following:

Describe a problem involving relationships that you could solve by applying graphs, and then determine the steps for solving this problem.