Choose the correct alternative for the missing terms in the series:
$D -4, F -6, H -8, J -10, ?, ?$

Fill in the blank space for the given series with the correct alternative.
$123456147, 12345614, 2345614, 234561, (...)$

Choose the correct alternative to complete the series: $ac...cab...baca...aba...acac$

Choose the correct alternative to complete the series: $a . c . a b b . . a . b e . b e . . a b$

Study of the following arrangement carefully and answer the questions given below.

$Q,E ,* ,P,M ,8 ,R,A ,@ ,C ,9 ,U,H,W, \# ,J,Z, ,S, \beta, Y,N ,5 ,\$ ,G,I,T$

If the first element in the above arrangement exchanges its position with the element in the $26 th$ position and the second with the one in the $25 th$ position and so on, which of the following will be in the tenth position from the left after rearrangement?

Find out the wrong term from the given series: $8, 13, 21, 32, 47, 63, 83$.