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1. |
There are 50 students in a class. One of them weighing 50kg goes away and a new student Joins. By this the average weight of the class increases by $\frac{1}{2}$ kg. The weight of the new student is:1). 70kg2). 72kg3). 75kg4). 76kg |
Answer» OPTION 3 : - 72KG | |