DUE IN 1 HOUR. 3 Questions only

1.            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.    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          

       3.  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.