Verbal Reasoning - Mental Ability Questions

Which of the following interchanges in signs and numbers will make the given equation correct?
7 x 9 + 5 = 68

If the second half of the given series is reversed, then what will be the fifth term to the left of the ninth term from the right?

9$YX8N6OLBUJZT@1QFD%

A series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.
ZYX, VUT, QPO, MLK, HGF, ?

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

9 ÷ 16 - 25 + 10 x 20 = ?

Select the related word/letters/number from the given alternatives.
30 : 16 :: 24 : ?

Choose the related word/letters/number from the given alternatives. RARE : ERAR : : ROCKET : ?

In the following question, select the related letters from the given alternatives.
JQXE : LSZG : : MTNL : ?

If in a certain code language, "STUBBORN" is written as "TUVCANQM". How is"TRAINING" written in that code language?