a) prompts the user to enter a letter and converts it into its equivalent numerical value;
b) prompts the user to enter a number between 33 and 254 and converts it into its corresponding character;
c) prompts the user to enter a lowercase and transforms it into its uppercase representation;
d) prompts the user to enter a number of hours and computes the number of minutes from those hours;
e) prompt the user to enter a number of minutes greater than 60 and outputs the number of hours and remaining minutes (e.g. if the user enters 78, the program will print "1 hour and 18 minutes".
These solutions may offer step-by-step problem-solving explanations or good writing examples that include modern styles of formatting and construction of bibliographies out of text citations and references. Students may use these solutions for personal skill-building and practice. Unethical use is strictly forbidden.#include <iostream>
using namespace std;
cout << "Please enter in a letter: ";...
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