Two rescue boats, A and B, receive a distress signal transmitted by a ship in emergency. Rescue A and Rescue B commence
Posted: Tue Nov 23, 2021 9:09 am
Two rescue boats, A and B, receive a distress signal transmitted by a ship in emergency. Rescue A and Rescue B commence the rescue operation at the same time. The following facts reveal their operation. 1 Rescue A It starts at position 20'54.5'N 73°27'W. It steers 134'T for 8 nm; 090'T for 6 nm; 050'T for 12 nm to reach the distress position 2 Rescue B It steers 143'T for 6 nm; 218'T for 12 nm to reach the distress position 3 Speed of Rescue A is 1.2 times of Rescue B Rescue A arrives at distress position 11 minutes behind Rescue B Rescue B position 72 North 1 Not to scale 143'T 6nm 12nm 218'T Help sos Rescue A 20'54.5'N 73'27'w (a) B's speed? (b) B's starting position?? 12nm 8nm 1347 050-T Enm 090ºT (a) What speed did Rescue B make? (b) What position did Rescue B's start?