Answer:
103 is the median.
Explanation:
To find the median, you need to put the numbers in order.
100, 100, 102, 103, 103, 106, 106, 109, 109
The median is the number in the middle. After you place them in order, find the number that is in the middle and that will be the median.
Feel free to let me know if you need more help. :)