Verbal Reasoning - Mental Ability Questions

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

If 19 $ 7 = 312 and 23 $ 9 = 448, then 31 $ 11 = ?

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'?

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series. PR, VX, BD, ?

In the following question, select the number which can be placed at the sign of ? from the given alternatives.

Of the six members of a panel sitting in a row, A is to the right of C, but left of B. E is sitting left of C and right of D, who is sitting to the right of F. Find the members sitting at the two ends of the row.

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

L, N, Q, S, V, ?