A roll number usually follows the format: [Region Code (2 digits)][Year (2 digits)][Centre Code (3 digits)][Batch (2 digits)][Sequence Number (3 digits)].
HOWEVER, if the Year is '23', then the Centre Code is 4 digits long and the Batch is 1 digit long.
Question: For the roll number 062345678901, what is the Centre Code?
Show answer & explanation
Correct answer: B
Explanation
Given roll number: 062345678901
• Region Code (2 digits): 06
• Year (2 digits): 23
According to the given condition, if the Year is '23':
• Centre Code: 4 digits long → 4567
• Batch: 1 digit long → 8
• Sequence Number: 3 digits long → 901
Hence, the Centre Code is 4567.