Calculate the missing term.

$625, 125, ?, 5, 1$

 Obtain the missing term.

$300, 296, 287, 271, ?, 210$

Obtain the missing term.

$12, 15, 19,?, 30, 37$

 In each of the following number series, a wrong number is given. Find out the wrong number.

$41. 31, 22, 30, -32, -89, -174$

In each of the following number series a wrong number is given. Find out the wrong number.

$4, 26, 163, 1149, 9201, 82809$

In each of the following number series a wrong number is given. Find out the wrong number.

$4, 39, 269, 1605, 8009, 32011$

In each of the following number series a wrong number is given. Find out the wrong number.

$28, 84, 112, 196, 308, 504, 872$

In each of the following number series a wrong number is given. Find out the wrong number.

$14, 20, 369, 1288, 12961, 155432$

In each of the following number series a wrong number is given. Find out the wrong number.

$14400, 7200, 4800, 3600, 2800, 2400$