Verbal Reasoning - Mental Ability Questions

If ‘A’ means ‘+’, ‘B’ means ‘–’, ‘C’ means ‘×’ and ‘D’ means ‘÷’, then which of the following equation is true?

Rajaram's son's sister's mother is Ramani. How is Ramani related to Rajaram?

If a = x, b = / and c = +, find the value of 7a5c1b6

A series is given, with one number missing. Choose the correct alternative from the given ones that will complete the series.
400, -200, 100, ? , 25, -12.5

Which one set letters when sequentially placed at the gaps in the given letter series shall complete it?

M__OMMN__M__NOMMN__M

What will be the next set of alphabets in the series? AZ, BY, CX, ___

Select the related word/letters/number from the given alternatives.
Luminous intensity : Candela : : Pressure : ?

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

50 + 5 - 700 x 28 = ?