ICT167 Principles of Computer Science 1 Lab Practice Week 4 You need to show working versions of your answers to all questions to your tutor. Your tutor will expect to see them by your next session. What to submit:your answers to exercises 1, 2, 6, 7, and 8. Note: even though you only need to submit those exercises mentioned above, you should attempt all exercises in each lab practice to help broaden your understanding; this may also help with your assignment work. Do all the programs in NetBeans IDE. NOTE: Include internal documentation in your code, if you are not sure, read chapter 2.4 in your textbook and talk to your lecturer This week exercise builds on the Fraction class which you produced for exercises 1, 3, 4, and 5 in last week’s lab practice. Before starting the exercises, make sure you have read the relevant material.