Raja walks slower than Raghu and Raghu walks faster than Guru and Krishna walks faster than Guru, then who walks the faster?

Study the following information carefully and answer the questions given below-

(i) Six children B, D, C, M, J and K are divided into two groups of three each and are made to stand in two rows in such a way that a child in one row is exactly facing a child in the other row.

(ii) M is not at the ends of any row and is to the immediate right of J who is facing C. K is to the immediate left of D.

P, Q, R, S and T are sitting around a circular table. R is to the immediate right of P and is second to the left of S. T is not between P and S. Who is second to the left of R?

Some boys are  sitting in a row. P is sitting fourteenth from the left and Q is seventh from the right. If there are four boys between P and Q, how many boys are there in the row ?

Five friends A, B, C, D and E are standing in a row facing south, but not necessarily in the same order. Only B is between A and E. C is immediate to the right of E and D is immediate to the left of A. On the basis of above information, find the statement which is definitely true? 

Radhy is 7 ranks ahead of Sumit in a class of 39. If Sumit’s rank is seventeenth from the last, what is Radhy’s rank from the start? 

In a class, P has more marks than Q and R does not have the least marks. S has more marks than T and T has more marks than P, who among them will have the least marks? 

During a prize distribution ceremony, Vikram was ninth from the left while Janhvi was eighth from the right in the front row. If Hariom was thirteenth from the left and was exactly in the middle of Vikram and Janhvi in the same row then what was the total number of people in the front row?

Ajit is ranked seventh from the top and twenty-fifth from the bottom in a class. How many students are there in that class?