There are 50 students in a class. Their average weight is 45 kg. When one student leaves the class the average weight reduces by 100g. What is the weight of the student who left the class ?

There are 50 students in a class. Their average weight is 45 kg. When

1.	There are 50 students in a class. Their average weight is 45 kg. When one student leaves the class the average weight reduces by 100g. What is the weight of the student who left the class ?
A.	45 kg
B.	47.9 kg
C.	49.9 kg
D.	50.1 kg
Answer» D. 50.1 kg

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There are 50 students in a class. Their average weight is 45 kg. When one student leaves the class the average weight reduces by 100g. What is the weight of the student who left the class ?

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