Verbal Reasoning - Mental Ability Questions

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

Which of the following cube in the answer figure cannot be made based on the unfolded cube in the question figure?

If 23@5=56; 6@7=26; 5@2=14; then what is the value of 7@5=?

If "S" denotes "multiplied by", "V" denotes "subtracted from", "M" denotes "added to" and "L" denotes "divided by", then

12 V 3 M 441 L 21 S 8 = ?

If SELFIE = LXEYBX, then PHYSICS = ____

In a certain code, if DOG is written as 4157, then what will MAT be written as ?

If "A" means "plus", "B" means "divide", "C" means "multiply" and "D" means "minus", then 187 B 17 C 4 A 7 D 17 = ?

Arrange the given words in the sequence in which they occur in the dictionary.
i. nature
ii. nest
iii. numeric
iv. news