Question
The average weight of x students in a class increases by 1.5 kg when a new student of weight 69 kg joins the class. If instead, two students each weighing 62 kg join the original group, the average weight (compared to the original) increases by 2 kg. Find
The average weight of x students in a class increases by 1.5 kg when a new student of weight 69 kg joins the class. If instead, two students each weighing 62 kg join the original group, the average weight (compared to the original) increases by 2 kg. Find
x.
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