Verbal Reasoning - Mental Ability Questions

Select the related word/letters/number from the given alternatives.
EFGH: LNPR : : ABCD : ?

What will be the next set of alphabets in the series? PBA, QCB, RDC, SED, ___

Which of the following terms follows the trend of the given list? XYXYXYxy, XYXYXyxY, XYXYxyXY, XYXyxYXY, XYxyXYXY, _______________.

If "#" means "subtraction", "&" means "division", "@" means "addition" and "%" means "multiplication", then 505 & 5 # 4 @ 20 % 5 = ?

Find the next term in the following series. Z26, X24, V22, .........

If 45 % 11 = 7, 59 % 34 = 7 then what is the value of 55 % 4 = ?

What will come in place of the question marks (?) in the following Number series?8, 14, 26, 44, 68 (?)

In the following question, select the related number from the given alternatives.
65 : 82 : : 145 : ?