In a class with a certain number of students, if one student weighing so kg is added, then the average weight of the class increases by 1 kg. If one more student weighing 50 kg is added, then the average weight of the class increases by 1.5 kg over the original average. What is the original average weight of the class?

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Chirag Singhal

01 Jan 1970 05:30 AM study24x7

In a class with a certain number of students, if one student weighing so kg is added, then the average weight of the class increases by 1 kg. If one more student weighing 50 kg is added, then the average weight of the class increases by 1.5 kg over the original average. What is t...

2 kg

4 kg

46 kg

47 kg