Calculating a time

It takes Raymond 10 minutes to get to work. He works for 7 hours and 45 minutes, and it takes him another 15 minutes to walk home again.
If he leaves home at 08:40, what time will he get back home ?
Careful : 7 h 45 min ≠7.45 h

       h min
At the hairdressers, a shampoo lasts 10 minutes, a colouring lasts 40 minutes, a perm lasts for 45 minutes and the brushing at the end lasts for 10 minutes. For what time do you need to book your appointment to have all of the above and to be finished by 5p.m. ?

       h min
Jerome's watch gains 2 minutes and 19 seconds everyday.

How much time does it gain in a week ?

       min s
If you have a 4 hour video tape, can you record a film of 130 minutes and a film of 115 minutes on it?

Audrey left school at 4:45 p.m. She got home at 5:08 p.m.
18 minutes later she goes to her dance class, which lasts for 1 hour 20 minutes. It takes her a quarter of an hour to go from her house to the dance class.
At what time does she get home?

       h min