Verbal Reasoning - Mental Ability Questions

Two airliners start from the same airport. A flies 20 km South. B flies 35 km East, then turns South and flies 45 km, then turns to its right and flies 35 km. Where is B with respect to A now?

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

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, ?

If 8%5 = 30, 9%2 = 70 and 1%4 = -30, then find the value of 2%5 = ?

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.

In the following question, select the related number from the given alternatives.
49 : 169 : : 66 : ?

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