A team of $5$~students represent England in a junior international chess competition. One student decides to take their ages and calculate three different averages. The mode age of the team was $7$, the mean age was 9 and the median age was $8$. Given also that the range of their ages is $6$. How old was the second oldest member? 
Overseas Competition->Knowledge Point->Counting Modules->Statistics and Probability->Basic Concepts of Statistics