10. A distribution company provides households to departmental stores within a 50 kilometers radius. The table below shows how far each departmental store is from the godown of the distribution company.

The distribution company serves a total of 80 stores within a 50 kilometers radius.

To calculate the total number of stores, we simply add up the number of stores in each distance range:

Number of stores = 3 + 15 + 26 + 20 + 16 = 80

Therefore, the distribution company serves a total of 80 stores within a 50 kilometers radius.