Verbal Reasoning - Mental Ability Questions

What number should come in place of ?

Find the next number in the given series. 9, 11, 15, 17, 21, 23, ?

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

23 x 20 ÷ 35 - 2 + 10 = ?

From the given words, select the word which cannot be formed using the letters of the given word.
MYSTIQUE

A migrating bird flies 40 km North, then turns East and flies 50 km, then turns North and flies 110 km, and turns to its left and flies 50 km. Where is it now with reference to its starting position?

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.
CFE, ILK, ORQ, ?

Find out the odd word/letters/number/number pair from the given alternatives.

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.AK12, GV29, LF18, PO?