Note that:
1 year = 12 months = 52 weeks = 365 days
1 leap year = 366 days
1 month = 4 weeks = 30 days
1 week = 7 days
1 day = 24 hours
6) 4015 days * 1 year = 11 years
365 days
7) 4 weeks * 7days + 48 hours * 1 day = 28 days + 2 days = 30 days
1 week 24 hours
8) 27 days * 1 week + 24 hours * 1 day * 1 week = 27/7 weeks + 1/7 weeks
7 days 24 hours 7 days
= 28/7 weeks = 4 weeks
9) 3 months * 30 days + 2 weeks * 7 days = 90 days + 14 days = 104 days
1 month 1 week
10) 3 years * 365 days + 2 lp years * 366 days + 2 months * 30 days
1 year 1 lp year 1 month
+ 3 weeks * 7 days
1 week
= 1095 days + 732 days + 60 days + 21 days = 1908 days
