maths
posted by rouble on .
in a school there are 3050children .if a square formation is to be made , find the number of students left out of the square ?

the closest square would be 55^2 ( take √3050)
which would be 3025
So 25 students are left out of the the square.
check:
55^2 + 25 = 3050
56^2 = 3136 ,  > too large