Verbal Reasoning - Mental Ability Questions

‘R + S’ means ‘R is mother of S’, ‘R – S’ means ‘R is wife of S’, ‘R × S’ means ‘R is son of S’ and ‘R ÷ S’ means ‘R is father of S’. Which of the followingrepresents K as the grandson of T?

If "A" denotes "multiplied by", "B" denotes "subtracted from", "C" denotes "added to" and "D" denotes "divided by", then

8 B 31 C 49 D 7 A 16 = ?

Select the related word/letters/number from the given alternatives.
Donkey : Brays :: Monkey : ?

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

3 ÷ 12 - 40 + 5 x 20 = ?

If 23 x 16 = 184, 37 x 10 = 185, then 85 x 12 = ?

From the given alternative words, select the word which cannot be formed using the letters of the given word. SPECULATION

Arrange the given words in the sequence in which they occur in the dictionary.
1. Ball
2. Balanced
3. Balls
4. Balance
5. Balancing

Johnny's father is the brother­in­law of Nisha's only sister. How is Johnny related to Nisha?