Eight boys B1, B2, B3, B4, B5, B6, B7 and B8 are sitting in a row facing towards the north
Eight boys B1, B2, B3, B4, B5, B6, B7 and B8 are sitting in a row facing towards the north (not necessarily in the same order). B6 is fifth to the right of B1. B4 is fifth to the right of B5. B5 is to the immediately right of B1. B8 is third to the […]