What is the fourth proportional to 189, 273 and 153?

Select the option that is related to the third term in the same way as the second term is related to first term.

PARKER: QZSLDS :: CAREER : ?

Bull : Cow :: Tutor : ?

Select the related word/letters/number/ figure from the given alternatives.

834 : 225 : : 372 : ?

If

‘White’ is called ‘Blue’,

‘Blue’ is called ‘Red’,

‘Red’ is called ‘Yellow’,

Black : Sorrow ∷ Red : ?

How many numbers are immediately preceded and succeeded by symbol?

6 7 @ # 2 8 8 $ 5 4 % 5 ! & # * 7 * + 9

Select the set of numbers that is similar to the following set:

(24, 31, 37)