Runbuja, the next toon reached level 85. Druid tank all the dungeon!
Level 80-81 hyjal questing 70%, stop when reach ilevel for dungeon 81
Level 82 questing 50%, stop when reach ilevel for dungeon 82-83
Level 83 skip Uldum entirely, dungeon 100%
Level 84 questing 40%, stop when reach ilevel dungeon 84-85
Hit 85 at 2nd boss Blackrock Caverns. (Roughly 12 days)