Verbal Reasoning - Mental Ability Questions

In the following question, correct the equation by interchanging the two signs.
6 ÷ 17 x 51 + 6 – 12 = – 4

In a certain code language, "INSTANT" is written as "IOUWESZ". How is "FORGET" written in that code language?

In a code language, if LUCK is written as L2U1C3K1, then what is the last digit for the code for XEROX in that same language?

In the following series, one letter is missing as shown by the question mark(?). Select the missing letter from the given options.

I, L, O, R, ?

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.
C11, V17, O23, ?

Fire : Burn :: Water : ?

Introducing a girl Anjali says, "She is the daughter of the only sister of the son of my mother". How is the girl related to Anjali?

If A denotes '+', B denotes '­', C denotes 'x' and D denotes '÷', then which of the following statement is true?