Asailboat and a power boat leave from the same marina at the same time. the sailboat travels at 7 km/h, 14? west of south. the power boat travels at 19 km/h, 22? east of south. they travel for 6 h on the same course and stop. how far apart are the boats to the nearest tenth of a kilometre?

After reading 80% of her e-mails in her inbox, danette still has m unread e-mails. which of the following expressions could represent the number of e-mails danette had in her inbox before she started reading? choose 2 answers: (choice a) 5m (choice b) 1.8m (choice c) 80m (choice d) m/0.8 (choice e) m/1−0.8