लीला हिंदी प्रबोध

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

46 23 23 34.5 70 172.5

259, 372, 495, 618, 741, 864

21           32           54           86           131         186

5, 6, 8, 16, 38, 158

1460, 1443, 1430, 1415, 1404, 1395

Find the wrong number in the given number series.

12, 13, 68, 29, 220, 51

10, 14, 30, 64, 130, 230

Find the wrong number in the given number series.

3, 8, 15, 24, 35, 50, 63

32, 46, 88, 158, 256, 380