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

$8 ,H ,\% ,3,7 ,T,A ,4 ,\# ,6 ,B,I ,@ ,R ,1 ,Q ,\star, L,E ,2 ,K ,\$ ,U ,5,9$

If all the symbols are dropped from the above arrangement, which element will be ninth from the left end ?

Find out the wrong term from the given series:
$1, 5, 9, 16, 25, 37, 49$

Fill in the blank space for the given series with the correct alternative.
$2, 5, 9, 19, 37, (...)$

Fill in the blank space for the given series with the correct alternative.
In the series $3, 9, 15, . . .$ what will be the $21^{st}$ term?

Choose the term which will continue the following series :
$P 3 C , R 5 F , T 8 I , V 12 L , ?$

To answer these questions study carefully the following arrangement of letters, digits and symbols.

$6,=, \#, C,E, 3,8 ,G,L,M, 7, \star, @ ,P,R, 4, \$,N,T, 5, S,V$

If all the digits in the arrangement are removed, then which of the following will be the $8^{th}$ to the right of the $15^{th}$ element from the right end?