Question

What could be the possible ‘one’s’ digits of the square root of each of the following numbers?
(i) 1801
(ii) 856
(iii) 1008001
(iv) 6577525



with steps ​

Answer 1

Answer:

1801 is the Wright answer.

Answer 2

Answer:

i) 1 or 9

ii) 4 or 6

iii) 1 or 9

iv) 5