When was the election of the President of the society held? I. Suresh submitted his nomination for the election on 13th and left on 17th for Delhi the day after he won the election. II. The nominations were scrutinized on 14th and the ballot papers were prepared on the following day.

Data sufficiency questions are designed to check your ability to analyse & categorise information based on underlying concepts rather than calculations. So you should try to observe -  analyse and to find linkages between various statements rather soing lengthy calculations.