Engineering Economy 7th Edition by Leland Blank ,Anthony Tarquin

Exercise 51

An engineering student has only 30 minutes before the final exam in statics and dynamics. He wants to get help solving a type of problem that he knows will be on the test from the professor's review during the previous class. There is time for using only one method of assistance before the exam; he must select well. In a rapid process of estimation, he determines how many minutes it would take for each method of assistance and how many points it might gain for him on the final. The method and estimates follow. Where should he seek help to be most effective