ROW of boys, Jeevan is seventh from the START and ELEVENTH from the end. Total number of boys in Jeevan's row = 7 + 11 - 1= 18 - 1= 17In another row of boys, Vikas is tenth from the start and twelfth from the end.Total number of boys in Vikas's row = 10 + 12 - 1= 22 - 1= 21Total number of boys in both the rows together = 17 + 21= 38Hence, '38' is the correct answer.