Depending on the number of leap years that fall into the 10-year cycle (2 or 3), there are 521.74 or 521.86 weeks.
There are 52 weeks in a year. A child who is exactly 10 years old has lived for 10 x 52 weeks, which equals 520 weeks.
260 (approximately) There are 52 weeks (approximately) in a year A fortnight is two weeks 52 / 2 x 10 = 260
there are 211 weeks in 4 years and 3 weeks
60 weeks = 1.1498973 years.
521.77457 weeks
520
520, by the standards.
99 weeks equals 1 year, 10 months and 3 weeks calendar years
10 years
10 years is 521.78 weeks. (not 520)
10 years
7 years, 10 months, 16 days
There are 52 weeks a year 1 decade is 10 years 52x10=520
One decade = 10 years. 49 decades = 490 years. There are 52 weeks in one year: 490 x 52 = 25480 weeks in 49 decades
1 year = 52.177457 week x 10 years = 521.77 weeks
208 weeks are in 4 years.