Fill in the blank space for the given series with the correct alternative.
$1, 1, 3, 9, 6, 36, 10, 100, (\ldots), 225$

Study the following arrangement carefully and answer the question given below:
$7, R, E, T, 4, A, 9, \%, D, F, 1, U, \#, B, @, 8, H, I, W, M, \star, 3, 2, V, \,5,N,P,6,Q$
How many such numbers are there in the above arrangement,each of which is immediately preceded by a letter but not immediately followed by a symbol?

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

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

$6, N, P, =, @, 7, 1, \&, R, T, 3, L, B, \star, E, 4, \#, 8, G, H, \$, 5, K, M, ?, 2, D, C$

'$= N$' is to '$T 1$' and '$B 3$' is to '$G 4$' in the same way as '$EB$' is to

Choose the correct alternative for the missing term in the series: $AYD, BVF, DRH, ?, KGL$

Choose the correct alternative for the missing term in the series: $? , ayw, gee, mki, sqo$