Verbal Reasoning - Mental Ability Questions

Select the related word/letters/number from the given alternatives.
34 : 81 : : 23 : ?

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

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

30, 60, 360, 3600, ?

A man starts from point 'O', travels 20 km towards east to reach point 'A', turns right and travels 10 km to reach point 'B', turns right and travels 9 km to reach point 'C', turns right and travels 5 km to reach point 'D', turns left and travels 12 km to reach point 'E' and then turns right and travels 6 km to reach point 'F'.

What is the shortest distance between point 'E' and point 'C'?

In a certain code language, "BAD" is written as "7" and "SAP" is written as "9". How is "BAN" written in that code language?

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

XPK, VNJ, TLH, RJE, ?

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

5 , 11 , 24 , 51 , 106 ,____?

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

AK, DQ, GV, JZ, ?