Verbal Reasoning - Mental Ability Questions

Select the number which can be placed in the given question figure?

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.
1, 5, 30, 210, 1680, ?

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.

76, 101, 151, 226, ?

A series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.

6, 10, 18, 34, ?, 130

A series is given, with one number missing. Choose the correct alternative from the given ones that will complete the series.

1, 0.125, 1/27, 1/64, ? , 1/216

If WASP STINGS HARD is coded as @%Z, HARD TO DEAL is coded as Z65 and HEAL LONG TIME is coded as 896, what is the code for HARD?

If 'due to you' is coded as 'ba da ca', 'he is due' as 'xe ba le' and 'is sue to' as 'ba xe ca', then 'you' = ?

In a certain code language, '÷' represents '+', '-' represents 'x', '+' represents '÷' and 'x' represents '-'. Find out the answer to the following question.

8 - 14 + 7 x 10 ÷ 9 = ?