Verbal Reasoning - Mental Ability Questions

Introducing a woman, a boy says, "She is the wife of my grandfather's son". How is the woman related to the boy?

Arrange the given words in the sequence in which they occur in the dictionary.
1. Cadartrally
2. Caddisflies
3. Caducities
4. Caddisworms
5. Cadetships

In the following question, select the related letters from the given alternatives.
ELQZ : AJOV : : VXTD : ?

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

RS, WX, ? , GH

Raj is facing north. He cycles for 8 km, then turns towards the south-east direction to move 10 km and from there, he moves 6 km towards the west. In which direction/place is he from his original position?

A truck travels 36 km North, then it turns West and travels 9 km, then it turns South and travels 50 km, then it turns to its left and travels 9 km. Where is it now with reference to its starting position?

Select the related word/letters/number from the given alternatives. Coins : Mint :: Bricks : ?

If '+' means '÷', '÷' means '­', '­' means 'X' and 'X' means '+', then 48 + 16 x 4 ­2 ÷ 8 = ?