2 . In an imaginary operation of mathematics, '+' means multiply, '$\times$' means subtract, '$\div$' means add and '-' means divide. In this operation of mathematics all other rules are same as in present system. Which of these is the answer to the following ?
7 . Some statements are given followed by two conclusions I and II. You have to consider the statements to be turn, even if they seem to be at variance from commonly known facts. You are to decide which of the given conclusions can definitely be drawn from the given statements. Indicate your answer