Which figure is the correct representation of the

79        86        76         89        73         ?

124, 128, ?, 135, 110, 146

16, 24, 36, ?, 81, 121.5

What will come in place of the question mark (?) in the following series?

1.5, 3.5, 9.5, 27.5, 81.5, 243.5, ?

What will come in place of the question mark (?) in the following series?

9, 22, 61, ?, 217, 334

16, 20, 47, 63, 188, ?

15, 120, 840, 5040, ?, 100800

17 , 37 , 79 , 165 , ? , 689

500, 250, 750, 375, 1125, 562.5, ?

37, 49, 63, ?,  97, 117