Verbal Reasoning - Mental Ability Questions

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 = ?

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

Select the related letters from the given alternatives.
WUS : DFH :: MKI : ?

In this question, some equations are solved on the basis of a certain system. On the same basis find out the correct answer from amongst the four alternatives for the unsolved equation.

3X4X5 = 435
4X3X2 = 342
2X3X4= ?

In a certain code language, “FRONT” is written as “618151420” and “BORNE” is written as “21518145”. How is “MORNS” written in that code language?

In the following question, select the related letters from the given alternatives.TRACK : MECTV : : POND : ?

Bommy is the daughter of Indu's brother. Indu has one sister, Chanda and one brother , Gopal. How is Bommy related to Gopal?

A series is given, with one word missing. Choose the correct alternative from the given ones that will complete the series.

Queen, Aqua, Pique, Torque, Antique, ?