Some people sit in a row facing north. Complex constraints about relative positions. How many people are in the row?

Correct answer: 12

Solution

Applying all given positional constraints about who sits where relative to others, the row accommodates exactly 12 people.

Related IBPS PO Reasoning questions

Seven boxes are placed one above the other on a shelf. Either two or five boxes are placed above box T. Three boxes are placed between box T and box S. Box R is placed just above box S. The number of boxes placed above box R is the same as the number of boxes placed below box D. Box C is placed adjacent to box D. Box B is placed above box M. How many boxes are placed between box C and box B?
Eight persons, namely M, N, O, P, Q, R, S, and T, buy products one by one but not necessarily in the same order. M bought the product immediately before Q. O bought the product immediately after R. S did not buy the product either first or last. Two persons bought the product between O and M. One person bought the product between M and S. P bought the product just before T. N and M do not buy the product adjacent to each other. Which of the following statements is/are true? I. T buys before O II. S buys just after Q III. More than two persons buy the product between O and Q
10 persons on floors 1-10. P=floor 5. Only 3 between P and V; V below P. T immediately above J (J=odd floor). S below R. Persons between J and P = persons between T and R. Only 1 between U and X; U above X. Q=even floor above P, not top. S=odd floor above X, not 7th. R≠top. W=odd floor. Which statement is NOT true about U?
10 boxes (1=top, 10=bottom). F=9th. J immediately above F=8th. C immediately above J=7th. 3 between A and B. I=even position. 3 between D and I. G between D and H; G immediately above H. B not at 1 or 10. Which box is immediately below I?
6 boxes P,Q,R,S,T,U in a stack with colours red/yellow/black/white/green/violet. 1 between P and Yellow. Red immediately below Yellow. 1 between Red and Q. Same boxes above White as below S (S below white). Green immediately above Violet, immediately below T. 3 between U and Black. Q≠Violet. How many boxes between Red and S?
8 persons M,N,O,P,Q,R,S,T on floors 1-8. Only 2 below S. N=3 floors above M. 3 between N and P. R not above O. Q just below P. 1 between S and M. ≥3 between Q and T. Four of five are alike (form a group). Which doesn't belong?

⚔️ Practice IBPS PO Reasoning free + battle 1v1 →