Verbal Reasoning - Mental Ability Questions

In a certain code language, '-' represents 'x', '÷' represents '+', '+' represents '÷' and 'x' represents '-'. Find out the answer to the following question.

2 x 12 ÷ 32 - 5 + 4 = ?

Consider the given statement/s to be true and decide which of the given conclusions/assumptions can definitely be drawn from the given statement.
Statements:
1. All cycles are ducks.
2. All ducks are swans.
Conclusions:
I. All swans are cycles.
II. Some swans are cycles.

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

AK, CO, ES, ?

If ∆○ = 52, □# = 43. What is #∆□ = ?

Rahul travels 8km towards east, turns right and travels another 6km, and then takes two successive left turns covering 21km and 6km in each turn respectively. Finally, he takes a right turn and travels 8km further. How far is he now from his original position?

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

Select the appropriate combination of letters that when sequentially placed in the gaps of the given letter series will complete the series.

_vww_uuv_wvuu_w

Introducing a girl, a man says, "She is the daughter of my father's daughter". How is the girl related to the man?