NIACL Model Paper 7 with solutions for free online practice

Directions (86 - 90) : In the following questions, the symbols $, , %, 8 and @ are used with the following meaning as illustrated below:
 ‘P Q’ means ‘P is neither greater than nor equal to Q’.
  ‘P @ Q’ means ‘P is neither smaller than nor equal to Q’.
‘P δ Q’. means ‘P is not greater than Q’.
 ‘P % Q’ means ‘P is not smaller than Q’.

 ‘P $ Q’ means ‘P is neither greater than n or smaller than Q’.
 Now in each of the following questions assuming the given statements to be true, find which of the two conclusions I and II given below them is/are definitely true and give your answer accordingly.