How many digits does integer x have?
(1) The sum of the digits is 20.
(2) x^2 has 5 digits
The OA is B.
How can I solve this DS just using the statement (2)? Experts, may you show me how can I solve it? Thanks in advanced.
(1) The sum of the digits is 20.
(2) x^2 has 5 digits
The OA is B.
How can I solve this DS just using the statement (2)? Experts, may you show me how can I solve it? Thanks in advanced.