In a certain code language, 'BELL’ is coded as '111141' and 'HEAR' is coded as '172647'. How will 'MIKE' be coded in that language?

Directions: From the given alternative words, select the word which can be formed using the letters of the given word.

PORTFOLIO 

DIRECTIONS: Study the following arrangement carefully and answer the questions given below.
W 3 # R @ E J K T 4 B 9 I H D U 8 1 H % A V 5 δ 7 M P 2 Q $ 6

How many such symbols are there in the above arrangement, each of which is immediately followed by a number but not immediately preceded by a number? 

A word is given in capital letters, it is followed by four words. Out of these four words the three words cannot be formed from the letters of the word in capital letters. Point out the word which cannot be formed from the letters of the given word in capital letters.
GASTROENTEROLOGIST

Which of the following letter-clusters should replace # and % so that the pattern and relationship followed between the letter-cluster pair on the left side of :: is the same as that on the right side of ::?
 # : KNF :: QCV : %

In a family, each daughter has the same number of brothers as she has sisters and each son has twice as many sister as he has brothers. How many sons are there in the family?

AZBY, ? , EVFU, GTHS 

Which number come at the Question mark(?) at the given equation.
64 : 16 : : ?