Question 4 3 pts Complete 3.1.6 Homework Problem 2 using the code on pages 91 and 96, additionally finding the lengths of the shortest and longest rivers that flow into each of the bodies of water. Try to write one line of code to find all 8 of these numbers. Report the longest length of Tasman Sea tributaries here, rounded to the nearest kilometer. Question 5 5 pts Complete 3.1.6 Homework Problem 3 using the code on pages 90-92 and 97. Use your RStudio output to answer these questions. The mean of all the salaries is Choose ]