A × B means ‘ A is the wife of B; A ÷ B means ‘ A is the father of B; Which of the following expressions means ‘ R is the paternal grandfather of S’? Mark as favorite Copy Link J × S ÷ R ×U S ÷U × J ÷ R R ÷ J ÷ S ×U S ×U × R ÷ J Check Answer