Five people are sitting on a bench facing north. S is to immediate left of R and to the immediate right of B. M is to the right of R. T is between R and M. Who is sitting to the immediate right of T?

M

According to the question,

1. S is to immediate left of R and to the immediate right of B. 

2.  M is to the right of R. T is between R and M. 

Thus, M is sitting to the immediate right of T.