How many quarter minutes (intervals of 15 seconds) does the second hand of a clock complete as it travels from 6:15 p.m. to 6:18 p.m.?

Sumitha leaves her house at 15 minutes to seven in the morning and reaches Vanitha's house in 25 minutes. They finish their breakfast in another 15 minutes and leave for office. At what time do they leave Vanitha's house?

Chandramukhi leaves her house at 10 minutes to 8 in the morning. She reaches Paro's house in 30 minutes. Both then head to a cinema hall to watch a movie, which takes 45 minutes of travel time. The movie itself lasts for 2 hours and 35 minutes. At what time will both leave the cinema hall?