IQ Ratings of Over 140 --Genius or near genius IQ Ratings of 120 to 140--Highly intelligent IQ Ratings of 110 to 119 --Very intelligent IQ Rating of 90 to 109 --Normal or average intelligence IQ Ratings of 80 to 89 -- Dullness IQ Rating of 70-79 --Borderline deficiency IQ Ratings below 70 --Definite feeble-mindedness.