400 what?
year 0 = 750.00 year 1 = 810.00 (750 x 1.08) year 2 = 874.80 year 3 = 944.78 year 4 = 1020.36 year 5 = 1101.99 year 6 = 1190.15 year 7 = 1285.36 year 8 = 1388.19 year 9 = 1499.25 (close enough)
Take 21 from the current year if you have had your birthday, if you have yet to have your birthday in the current year take away 22
six months to a year
If you count one rice grain per second, it will take 6.022e23 seconds to count 1 mole of rice. 1 year is 31556926 seconds, so it will take 1.9e16 years to count 1 mole of rice.
a year
One year.
it take 1 year
a year
about a year
about a year
A year
a year
about a year.
year
a year
So it could take a year or a couple of mounths or week depending how long you take on it.