Math, asked by arpitbaba7237, 10 months ago

the average of 12 member in a group increases by 2 if a new member of age 60 kgs joins. what is the average of the group member before 13 th member joins?

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Answered by Seershant

Answer:

Another man D joins the group and the average now becomes 75 kg. If another man E, whose weight is 2 kg more than that of D, replaces A then the ... In a school with 600 students, the average age of the boys is 12 years and ... a man aged 25 becomes a member, then the average age of the new jury is: ... 50; 60; 70; 80.

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the average of 12 member in a group increases by 2 if a new member of age 60 kgs joins. what is the average of the group member before 13 th member joins?​

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the average of 12 member in a group increases by 2 if a new member of age 60 kgs joins. what is the average of the group member before 13 th member joins?