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NECO 2022 · Paper 1 · Q51

The mean age of seven children is 10 years. The ages (in years) of six of the children are 3, 6, 8, 14, 15 and 16. What is the median age?

Worked solution (try it first)
  1. The seventh child is 8 years old.
  2. In order, the ages are 3, 6, 8, 8, 14, 15, 16.
  3. With 7 values the median is the 4th: 8 years, option C.

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