Who has been appointed as the country’s second Chief

Identify the figure given in the options which when put in place of? will logically complete the series.

In a certain code language, ‘VATT’ is coded as ‘65’ and ‘STOLK’ is coded as ‘79’. How will ‘GENEROUS’ be coded in that language?

Four letter-clusters have been given, out of which three are alike in some manner and one is different. Select the odd letter-cluster.

If 112 M 84 N 251 = 447 and 35 M 45 N 59 = 139, then 224 M 89 N 131 = ?

i) sitting on the third position on the right side of the F, A is sitting in the second position on the left side.

In a certain code language,'TREE' is written as WWHJ, and 'LEAF' is written as OJDK. How will 'BARK' be written in that language? 

What will come in the place of '?' in the following equation, if '+' and '–' are interchanged and '×' and '÷' are interchanged?

Identify the figure given in the options which when put in place of ? will logically complete the series.