Seven days in a week is more generally used than seven days in the week, except if in reference to a specific week such as 'the seven days in the week' when referring to a specific week, such as the week before Christmas.
No, because every week has seven days.
There are seven days in a week.
Seven days in one week
There are seven days in one week.
There are seven days in a week.
Seven days a week! love, Hannah Louise Harris Seven days a week! love, Hannah Louise Harris
A week is seven days, so six days is 6/7 of a week.
People worked six or seven days a week.
Seven days equals one week.
There are 7 days in a week and there is 4 weeks in a month
no.7 (seven) days is a week