Add punctuation: The third set we mention is symbolised by the letter Q from the word Quotient This is the set of all the rational numbers or in other words
A: The third set we mention is symbolised by the letter Q from the word Quotient. This is the set of all the rational numbers, or, in other words.

Add punctuation: AB113A07 Unemployed insured persons in per cent of the total num of insur by region category of insurance unemployment insurance fund age and sex DISCONTINUED 2006M012007M12
A: AB113A07 Unemployed insured persons in per cent of the total num of insur by region, category of insurance, unemployment insurance fund, age and sex (DISCONTINUED) (2006M01-2007M12)

Add punctuation: 514 Then said Zeresh his wife and all his friends unto him Let a gallows be made of fifty cubits high and to morrow speak thou unto the king that Mordecai may be hanged thereon then go thou in merrily with the king unto the banquet
A:
5:14 Then said Zeresh his wife and all his friends unto him, Let a gallows be made of fifty cubits high, and to morrow speak thou unto the king that Mordecai may be hanged thereon: then go thou in merrily with the king unto the banquet.