Sets for 100 keys at a rate of 6:1

100 Keys  = 600 sets		600x2 = 120,000 Gems		120,000 Gems = 30 Keys +0,7
 30 Keys  = 180 sets		180x2 =  36,000 Gems					 = 	9 Keys +0,2
  9 Keys  = 54  sets		 54x2 =  10,800 Gems					 = 	2 Keys +0,8
  2 Keys  = 12  sets		 12x2 =   2,400 Gems 					 = 	0 Keys +0,6

																			   =2,3

2   keys  = 12  sets		 12x2 =   2,400 Gems 					 = 0 Keys  +0,9

Sets total: 858 sets for 100 Keys + 3 510 Gems