Question 2 iii. The screenshots should be in image file (either in JPG or PNG format). Refer to the (a) Explain the Least Common Multiple in engineering economic. sample of Screen Grab below (b) Based on the data given in the table below, which equipment should be chosen on the iv. The screenshots should contain: Name, Title of the discussion, Day, Date and Time. basis of its present worth analysis? Use an interest rate of 11% per year. (10 marks) [Total: 60 marks] (20 Marks) Question 3 (Online Participation) Discuss the following topic in the forum with your classmates and submit proof of your participation in the online discussions: Explain in detail how the three elements below are involved in the decision on engineering economics and provide example of its application: i. Time value of money ii. Future value iii. Compounding INSTRUCTIONS ON HOW TO SUBMIT PROOF OF ONLINE CLASS PARTICIPATION (10\%) Do the following: i. Select your best FIVE (5) postings from the forum discussion set up by your tutor. ii. Do screenshots of your postings and include them as images in your assignment