Verbal Reasoning - Mental Ability Questions

If 6#30=5; 8#24=3; 7#28=4; then what is the value of 8#40=?

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

6, 18, 54, ? , 486, 1458

In the following question, select the related letter pair from the given alternatives.PIR : OHQ : : ? : ?

In the following question, select the related letters from the given alternatives.
JPC : GMZ : : PUV : ?

In the following question, which one set of letters when sequentially placed at the gaps in the given letter series shall complete it? a_c_e_b_de

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

2, 5, 10, 17, ? , 37

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

3, 4, 12, 48, ?

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

NVX, LTV, JRT, ?, FNP