Question

the mean of a club is 42 and what is the mean age of that club after 5 years​

Answer 1

Answer:

If none of the members went nor did new members come then the mean age will be:

42 + 5 = 47

Lets take an example :

there are 5 members. 40 , 42 , 44, 32 , 52

there mean age is 42

after 5 years they will be 45, 47 , 49 , 37 , 57

there mean age is as the answer , 47

Check it for yourself

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