=IF(OR(D6<14,E6<14),"F", IF(AND(H6>=90,H6<=100),"A", IF(AND(H6>=80,H6<=89),"B", IF(AND(H6>=70,H6<=79),"C", IF(AND(H6>=60,H6<=69),"D", IF(AND(H6>=50,H6<=59),"E","F") ) ) ) ) )
Nice..
Comments 2