These questions based on following information (i) 'A $$\times$$ B' means 'A, is B's mother'. (ii) 'A + B' means 'A, is B's brother'. (iii) 'A + B' means 'A , is B's son'. (iv) 'A - B' means 'A, is B's wife'.
Question 85
What is the relation of F, with J, in 'J - T = K+ F'?