Write some Software

--Context: You will apply the content and readings related to the Ruby Programming Language by completing the following Ruby Programming Activity **Task Description: Complete these activities from the “Ruby – Day 1” self-study. Demonstrate or test each activity. 1- Print the string “Hello world.” 2- For the string “Hello Ruby,” find the index of the word “Ruby.” 3- Print the string "This is sentence number 1" where the number 1 increments from 1 to10. 4- Write a program that picks a random number. Let a player guess the number telling the player whether the guess is too high or too low. 5- Print the content of an array of 16 numbers, 4 numbers at a time, using just the “each” Ruby construct. Do the same using “each_slice” in “Enumerable.” 6- Write a simple grep that will print the lines of a file having any occurrences of a phrase anywhere in that line. You will need to do a simple, regular expression match and read lines from a file.