Fill in the missing number in the following arrangement based on some principle.

$8$	$6$	$4$
$3$	?	$7$
$14$	$16$	$18$

Find the missing number in the following series.

$8, 24, 12, ?, 18, 54$

What is the number that comes next in the sequence?

$12, 20, 100, ?, 8900, 88900, 888900.$

Find the missing number in the following series.

$28, 33, 31, 36, ?, 39$

Find the missing number in the following series- 

$0, 1,3, 4, 8, 15, 27, ?$

Find the wrong number in the sequence
$125, 127,130, 135, 142, 153, 165$

Find the missing number in the following series.

$3, 10, 101,?$

Find the missing number in.the following series.

$1, 1, 4, 8, 9, 27, 16,?$

Find the missing number in the following series.

$3,5, 13,43, 177,?$