A, B, C, D and E are standing in a line facing North. E is standing 40 meters left to B. A is standing 20 meters left to C. D is standing 20 meters right to E and 50 meters right to C. Where is B standing from D?

Draw a figure on the basis of above given question ,E is standing 40 metres left to B. A is standing 20 metres left to C. D is standing 20 metres right to E and 50 metres right to C. Therefore , S is sitting to the immediate right of R. sitting sequence :-