Question 1
If Layer 1: Letters → position numbers (A=1, B=2...), Layer 2: Numbers → symbols (1=@,2=#,3=$,4=%,5=&,6=*,7=+,8==,9=!,0=?), then code 'TEXT'
Layer 1: TEXT → T=20, E=5, X=24, T=20 = 2052420
Layer 2: 2052420 → #?%#?
Layer 2: 2052420 → #?%#?