1) Project progress reporting: Discuss and demo what you have completed for your assignment and project to your tutor. Explain clearly what you are developing and any challenges you have faced. 2) Explain the step in problem formulation using the Goal Formulation approach. Use the example in Question 4 in Tutorial 1 to illustrate how the problem can be formulated using the Goal Formulation approach. Identify the components in the formulation. 3) The undirected graph below shows six airports and the flights that connect them. Labels indicate the duration of each flight while the h values show the estimated travelling time to the destination G