Hami is a sixth-grade student and weighs 106 kg. His quadruplet sisters are very small babies, weighing 5, 5, 6 and 8 Jin respectively. Which is bigger? What is the average weight of these five children? How many pounds is the median weight?

Solution:

1. The average weight of these five children is (5+5+6+8+ 106)/5=26 (pounds).

The average weight of these five children is 6 pounds.

Note: The answer given is incorrect.