engineering recuitment MAHAGENCO Technician Mock Test Series 2025 Logical Reasoning Arrangement and Pattern Number Arrangement
If 2 is added to each even digit and 1 is subtracted from each odd digit in the number 321754, then which number/numbers are repeated more than once?
1
Only 4
2
Both 4 and 6
3
4, 6, 8
4
Only 6
5
None