die already lor. dnt sure fail one. so hard. 3 questions onli but the total score is 25 marks. gt 2 questions 10 marks. oh my god!!! then i dunno how to do the first question 10 marks u noe. i anyhow use units to do. hope can get method marks. then i dunno how to find stress, onli noe how to do strain. most likely will fail.