A study in a unversity shows that there is relation between

A study in a unversity shows that there is relation between GRA socer and undergrade GPA of graduate students.the convarince between GRA anD GPA is 63.25. also the gradute school records show that GRA varince is 79.21 and GPA varince is110.25.what is the correlation coefficient of these two scores

correlation coefficient

63.25 ^ 2 / (79.21*110.25)