Distance to PET = D x H  Where:D = Total Distance          = 2900 nm

                                (O + H)             O = Groundspeed out      = 470 + 55 = 525 kts

                                                            H = Groundspeed home   = 470 – 75 = 395 kts

                                                                                         O + H         = 920

 Distance to PET = 2900 x 395 = 1245 nm @ 525 kts = 2H 22min

                                    920

           

Time at A         = 14:35 hrs

Time to PET     =   2:22

ETA at PET      = 16:57 hrs