this circle graph shows how americans spend their time in a typical day.
a circle graph is divided into 8 sectors with labels and approximate sizes as follows: sleeping, 4 hours 29 minutes; leisure, tv, and sports, 4 hours 57 minutes; other, 37 minutes; personal care, 43 minutes; eating and drinking, 1 hour 23 minutes; household duties, 4 hours 15 minutes; working, 6 hours 45 minutes; educational/civic activities, 51 minutes.

sleeping: 4 hours 29 minutes

leisure, tv, and sports: 4 hours 57 minutes

other: 37 minutes

personal care: 43 minutes

eating and drinking: 1 hour 23 minutes

household duties: 4 hours 15 minutes

working: 6 hours 45 minutes

educational/civic activities: 51 minutes

americans spend how much time working compared to household duties?
the ratio of the time americans spend working compared to the time spent doing household duties is

nothing
. (simplify your answer.)