the minimum age of children to be eligible of participate in painting competition is 8years. it is observed that the age of the youngest boy was 8years and the ages of rest of the participants are having a common difference of 4 months, if the sum of ages of all the participants is 168 years. find the age of eldest participant in the painting competition
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It is given in the question that the minimum age of children to be eligible to participate in painting competition is 8 years. Also, it is observed that the youngest boy among all participants, which is of 8 years and there is a pattern, common difference of 4 months in ages of all the participants.
ans = 4 months
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