Fill in the blank space for the given series with the correct alternative.
$225, 336, 447, (...), 669, 7710$

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

Find out the wrong term from the given series.
$445, 221, 109, 46, 25, 11, 4$

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 symbols are there in the above arrangement each of which is immediately followed by a consonant and immediately preceded by a number?

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

Find out the missing term for the given series from the given alternatives:
$AB, DEF, HIJK, ?, STUVWX$