Seven friends D, E, F, U, V, W and X are sitting in a straight line facing the north.
Seven friends D, E, F, U, V, W and X are sitting in a straight line facing the north. Only two people are seated between U and D. Only X is seated to the right of F. Only one person is seated between D and F. V is seated at some place to the right […]
Seven friends D, E, F, U, V, W and X are sitting in a straight line facing the north. Read More »