Question

without calculating the square root , find the no. of digits in square root of the following nos. - 1) 4507129 2) 32400 3) 5625 4)24336

Answer 1

formula fit that is that if the number is in the is total number is odd then +1 the total number and divided by 2
if it even then divided it by 2 only
such as 4507129 had total number of then +1 and dubbed by 2 which gives that number has 4 digits in square root