Which statement(s) about business innovation and its

Select the option that represents the letters that, when placed from left to right in the following blanks, will complete the letter-series.

Select the number from among the given options that can replace the question mark (?) in the following series.

23, ?, 89, 177, 353, 705

In a certain code language, 'ALLIES' is coded as 'REHLKA'. What is the code for 'BALLET' in that code language? 

Four of the following five are equal in a certain way and form a group.

Which one is not related to that group?

C, Q, S, E, I

In a certain code language,

A + B means ‘A is the wife of B’.

A − B means ‘A is the son of B’.

Which of the following numbers will replace the question mark (?) in the given series?

91, 102, 139, ?, 187, 198, 235

‘A ? B’ means ‘A is the son of B’.

‘A $ B’ means ‘A is the daughter of B’.

Identify the figure that does NOT belong to the following series.

Three of the following four word pairs are alike and thus form a group. Select the word pair that does NOT belong to that group.