Choose the correct alternative for the missing term:
$MHZ, NIW, OKT, PNQ, ?$

These questions are based on the following arrangement. Study it carefully and answer the questions.

$J ,\star, R, 3, P,L ,2 ,\# ,I,N, 7, O,C, @ ,K, 5, D, =, M, \$, 6, B, > ,A ,Q ,4$

How many such numbers are there in the above arrangement which are not immediately followed by a symbol and also are immediately preceded by a consonant?

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

Choose the correct alternative for the missing term:
$KM5, IP8, GS11, EV14, ?$

Choose the correct alternative for the missing term:
$AZ, CX, FU, ?$

Choose the correct alternative to complete the series: $....abb....bb....a....bbab....ba$