Depending upon the variety, the recommended seed rate

55 46 60 41 65 36 ?

91      93      97      100      ?      113

80, 255, 624, ?, 2400, 4095

18        32       50       72        98        ?

100     221     77     245     50    275

Three series are provided below. You need to determine the values of A, B, and C and subsequently establish a relationship among them.

32, 8, 4, ?, 3, 3.75

30       32       67       206       ?       4166

18           434         642         746         798         ?