reeya obtained 50 , 60 , 70 , 80 and 80 out of 100 in different subjects , what will be the average
"explanation : ( 50 + 60 + 70 + 80 + 80 / 5 ) = 68 option e"
divide(add(add(add(add(50, 60), 70), 80), 80), add(const_4, const_1))