5929 students are sitting in an auditorium in such a manner that there are as many students in a row as there are rows in the auditorium. How many rows are there in the auditorium?

11 Find the square root of the following by means of factors:
(a) 16 (b) 196 (c) 529 (d) 400 (e) 1764 (f) 4096
(g) 7744 (h) 11664 (i) 4900 (j) 47089 (k) 298116 12 Find the smallest number by which 9408 must be divided so that it becomes a perfect square. Also, find the square root of the perfect square so obtained. 14 A school collected Rs.2304 as fees from its students. If each student pays as much money as the number of students in the school, how many students were there in the school ? 15 By just examining the units, can you tell which of the following cannot be perfect squares?
(i) 1026
(ii) 1028
(iii) 1024
(iv) 1022
(v) 1023
(vi) 1027