Have faith @sidmenon, more revision and practice in that area should help. Else post a new question in the discussion thread here to ask the pros in the community. Sometimes it’s better explained by human than reading text book 🙂
@maroon5 mostly the calculation questions. They take waaaaay too long for me and halfway through the question I just know I made a wrong turn somewhere and I’m never going to get any of the 3 choices, let alone the actual right answer.