Question

There are 50 boys in a class. Their average weight is
45 kg. When one boy leaves the class, the average
reduces by 100 g. Find the weight of the boy who left
the class.​

Answer 1

49.9 KG

Step-by-step explanation:

According to the question

The average weight of 50 students was = 45 kg

when one student leaves the class the avg. reduced by 100 gm

∴Total weight reduction due to 49 students = 49×100=4900 gm=4.9 kg

∴The weight of student who left = 45 + 4.9 = 49.9 kg.

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Answer 2

hope it helps you hAve a nice day