Question 1
Using date-based cipher with date 09-10-2003 (sum of day+month+year = 20), decode: 'MCMNYL'
Date-based cipher: Shift = 20, MCMNYL decoded → SISTER
Level up your Date-Based Cipher skills! You're at Worksheet 4 of 10 (33% through this series). This step-up challenge worksheet features 20 beginner-intermediate-level problems with a focus on common variations practice. Topics covered: date-based cipher for competitive exams, how to solve date-based cipher, date-based cipher tricks.