A list in Python is an ordered collection of items that can be of any type. Lists are mutable, meaning you can change their content after creation. A set is an unordered collection of unique items.
Q2. Write a program to find the sum and average of all numbers in a list. pythonnumbers = [10, 20, 30, 40, 50] Q3. Create a list of numbers and sort it in descending order without using sort() method.