DUE IN 2 HOURS 3 questions only

Encrption. Check out the attachment

1.    An Enigma  http://enigmaco.de/enigma/enigma.htmlencrypted message was        intercepted and reads as follows:

OTIBDHEMUOFGMFMHGKMGNDOEGIBBKXZEJWR

            A sleeper of ours behind enemy lines sent a message that the enemy's encryption            used Rotor1: Z  and Rotor3: E . Decrypt the message.

2.    An encryption algorithm turned GOOD MORNING AMERICA into FNNC LNQMHMF     ZLDQHJZ   Identify the encryption algorithm and express it in a mathematical form.

3.    The following enemy encrypted message has been intercepted: 

YJRNP<NSTTF<RMYEO::DYSTYYP<PTTPE                                                                      A sleeper of ours behind enemy lines sent a message that the enemy's encryption had to do with the QWERTY keyboard layout. Decrypt the message and save lives.