question_answer

Two rows of numbers are given. The resultant number in each row is to be worked out separately based on the following rules and the question below the rows of numbers is to be answered. The operations on numbers progress from left to right. Rules: If an odd number is followed by a two digit even number, then they are to be added. If an odd number is followed by a two digit odd number, then the first number is to be subtracted from the second number. If an even number is followed by a number which is a perfect square of a number, then the second number is to be divided by the first number. If an even number is followed by a two digit even number, then the first number is to be multiplied by the second number.

4	12	144
7	18	45

What is the product of the resultant numbers of both the rows?                                                                     (SOF IMO 2016)

A) 60                                

B) 80            

C) 40                                

D) 90