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Maths Puzzle
Average age of 9 members of a club is 29 years. If 2 more persons with the average age of 40 years have become the members of the club, find average age of all the 11 members.
Read Solution (Total 2)
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- 31 yrs
Average of 11 members = (9*29+2*40)/11 = 341/11= 31 yrs - 11 years agoHelpfull: Yes(1) No(0)
- total of 11 members=29*9+2*40=341
new avg of 11 members=341/11=31 Ans. - 11 years agoHelpfull: Yes(0) No(0)
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