Fill in the blank space for the given series with the correct alternative.
$134, 245, 356, 467, (...)$

Find out the wrong term from the given series.
$125, 126, 124, 127, 123, 129$

Find the missing letters for the given series from the given alternatives:
$aaa....bb....aab.....baaa....bb$

The positions of the first and the fifth digits in the number $53216894$ are interchanged. Similarly,the positions of the second and the sixth digits are interchanged,and so on. Which of the following will be the second from the right end after the rearrangement?

Fill in the blank space for the given series with the correct alternative.
$95, 115.5, 138, (...), 189$ (in $.5$)

Find the wrong number in the series.
$3, 8, 15, 24, 34, 48, 63$