Latest MBA Aptitude Question SOLUTION: The average age of a group of children increases by 1 year if a 9 year old joins the group and decreases by 2 years if a 11 year old leaves the group. Find the number of children i

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(#M40016256) MBA Numerical Ability question time speed and distance, work, alligations & mixtures Keep an EYE

The average age of a group of children increases by 1 year if a 9 year old joins the group and decreases by 2 years if a 11 year old leaves the group. Find the number of children in the group.

1) 8
2) 6
3) 5
4) 7

Asked In MBA (12 years ago)

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