A, B, C, D, E और F उत्तर की ओर मुख करके एक पंक्ति में बैठे हैं। C, D और E दोनों का निकटतम पड़ोसी है। A अंतिम बाएं छोर पर बैठा है। E, A और C दोनों का निकटतम पड़ोसी है। F अंतिम दाएं छोर पर नहीं बैठा है। F के दाईं ओर कितने लोग बैठे हैं?

Six people - A, B, C, D, E and F are sitting in a row facing north. F sits immediate right of E. B sits fourth to the left of E. Only one person sits between B and A. C sits immediate left of A. D sits second to the left of F. Three of the following four pairs are alike in a certain way based on the given arrangement and so form a group. Which pair does not belong to that group?

Six boxes - A, B, C, D, E, and F are placed one above the other, but not necessarily in the same order. B is placed third from the bottom. Only two boxes are placed between C and D. C is placed immediately above B. A is placed immediately below F. Only two boxes are placed between B and F. E is placed immediately below B. Which box is placed second from the top?