Verbal Reasoning - Mental Ability Questions

Arrange the given words in the sequence in which they occur in the dictionary.
i. Application
ii. Approve
iii. Appeal
iv. Astonishing

A is D's brother. D is B's father. B&C are sisters. How is C related to A?

In a certain code language, '+' represents 'x', '-' represents '+', 'x' represents '÷' and '÷' represents '-'. What is the answer to the following question?

45 x 5 - 24 + 3 ÷ 80 = ?

If WORK = 7935, ROCK = 3587 and WART = 1945, which digit stands for T?

If "A" denotes "added to", "C" denotes "divided by", "D" denotes "multiplied by" and "B" denotes "subtracted from", then
81 C 9 D 11 B 4 A 6 = ?

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series. 12, 60, 240, 720, ?

In the following question, select the related word from the given alternatives.
Mathematics : Formulas : : Chemistry : ?

If + means ÷ , ÷ means ­- , ­- means x and x means + , what will be the value of the following expression:

8 + 4 ÷ 3 x 5 ­ 9 = ?