RRB NTPC Prelims Model Paper 15 with solutions

In a row of 40 boys, Sathish was shifted 10 places to the right of Rohan and Kewal wasshifted 10 places to the left of Vilas. If Vilas was twenty sixth from the left and therewere three boys between Kewal and Sathish was shifting, what was the position ofRohan in the row?