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Which of the following numbers, Where in some of the digit have been suppressed by Symbols, can possibly be the perfect square of a 3 digit odd number. ?
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- 65xxx1
- 9xx1
- 10xxx4
- 9xxxxxx5
Correct Option: A
The square of an odd number cannot have 4 as the unit digit. The square of a 3 digit number will have at least 5 digit and at the most 6 digits. So. answer (A) is correct.
