Answer:
day
Explanation:
Given that:
Owen who is an alien has only 4/5 of his socks clean.
and he wears 2/5 socks a day.
Out of his total 4/5 clean socks.
It will take him (4/5 รท 2/5) days to wash all his socks
i.e
the numbers of days since he washed all his socked is:
=
=
=