5. How many days have passed from March 19, 1990 to March 23, 1996 inclusive
5. 6) \(365 \times 6 + 2 = 2192\) (days) - have passed from 19.03.1990 to 19.03.1996
2) \(23 - 19 = 4\) (days) - have passed from 19.03.1990 to 23.03.1996
3) \(2192 + 4 = 2196\) (days) - have passed from 19.03.1990 to 23.03.1996\).

Answer: a total of 2196 days have passed.