reduce the ratio `1 hour 20 min: 2 hours`

Find the ratio of 1 hour to 12 hours.

find the ratio of 30 minutes to 2 hours

Find the ratio of : 40 min to 2(3)/(4) hours

The ratio of 25 minutes to 1 hour is

Find the ratio of: 48 minutes to 2 hours.

Find the ratio of : 5 hours and 50 minutes to 8 hours and 10 minutes.

Find the ratio of the following:Smita works in office for 6 hours and Kajal works for 8 hours in her office. Find the ratio of their working hours.