The recently developed training system in grapes is

Find the wrong number in the given number series.

1800, 300, 60, 15, 5, 1.5

214, 223, 248, 297, 378, 489

Find the wrong number in the given number series.

215, 227, 245, 264, 287, 316

Find the wrong number in the given number series.

21, 31, 11, 41, 1, 61

Find the wrong number in the given series.

823, 1005, 1194, 1390, 1600, 1802, 2055

1152     3456     432     1296     164      486

Find the wrong number in given number series.

4350, 4400, 4600, 4750, 5150, 5450

Find the wrong number in the given number series.

45,   54,  79,  128,  189,   330,   499