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.

10 x 4 ÷ 5 - 80 + 16 = ?

From the given alternatives, select the word which CANNOT be formed using the letters of the given word.

Threatened

A woman in a shopping complex walks 150 m East, then she turns North and walks 180 m, then she turns West and walks 70 m, then she turns to her left and walks 180 m. Where is she now with reference to her starting position?

An eagle starts from its nest and flies 1 km East, the turns North and flies 2 km, then turns West and flies 7 km, then turns to its left and flies 2 km. Where is it now with respect to its nest?

Select the number which can be placed in the place of ?

One morning, Raju walked towards the sun. After some time he turned left and again to his left. Which direction is he facing?

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

t_vw_u_w_uvw

In the following figure, rectangle represents brand managers, circle represents cartoonist, triangle represents sculptors and square represents fathers. Which set of letters represents fathers who are either brand managers or cartoonists?