Verbal Reasoning - Mental Ability Questions

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

13 + 8 x 2 ÷ 25 - 10 = ?

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

6 ÷ 10 - 30 + 4 x 12 = ?

Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?

_sr_tr_srs_r_srst_

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

Universe, Galaxy, Solar system, ?

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

Philosophy

Aryan is facing west. He turns right and walks 20 m, then he turns left and walks 10 m. From there he walks 7 m to the north and then 10 m towards the west. In which direction is he from his original position?

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

Threatened

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

V, T, Q, M, ?