certain no of persons are sitting in a row facing north with equal distance between adjacent persons d is second to the right of j.two persons sitting between J and A I is fourth to the left of A .five members sitting between I and E who is to the right of I.the no of persons sitting between A and E is same as sitting to the left of I the no of persons sitting between A and D is one less than to between D and F ,C is third to the left of G .the no of persons sitting between C and H is one more than no persons sitting between C and G .B is exactly between H and F .the no of persons sitting between D and B is double to no of persons sitting between D and A