Question

the average weight of 5 persons is 61 kg if each person reduce their weight by 2kg then average weight is 59 kg justify your answer​

Answer 1

Answer:

Mean=sum of the quantities/number of quantities

No.of persons=5

Mean weight=Sum of the the weight of 5 persons/5 persons

61=x/5

x=61×5

x=305

If each person weight reduces 2 kgs,then the reduced weight of 5 persons=2kg×5=10kg

New Mean=x-10/5

=305-10/5

=295/5

=59