700 (Q48 74th / V38 85th). Retake it?�

Hi all, I have just taken the GMAT, and was reading through Beat the GMAT to get more comfort around my score. I am aiming only at HBS, Stanford and Wharton and I plan to apply in the first round for next year. My total score was 700 (Q48 74th / V38 85th). IR score 6. My GMATPrep mock scores were: 7...