Who amongst Shreya Jyoti Leena Pia and Kajal is the shortest? I. Leena is taller than Pia and Pia is taller only than Shreya. II. Kajal is taller than Jyoti and Leena. Leena is taller than Pia . Shreya is not the tallest.

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.