The average weight of 6 boys gets increased by 5 kg if a boy with weight 20 kg is replaced by a new boy. What is the weight of new boy ??
it's Isha
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Answered by
5
the average weight of new boy is 25kg
...
it's nikhil
Answered by
7
Mean weight of 6 boys =48 kg.
Let the weight of the 6th boy be a kg.
6
50+45+50+42+40+a
=48
=>227+a=288
=>a=61
weight of the 6th boy =61 kg.
please give me brainliests and thanks for this answer
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