1. Two ships, A and B, leave port at the same time. Ship A travels northwest at 16 knots and ship B travels at 21 knots in a direction 40° west of south. (1 knot = 1 nautical mile per hour; see Appendix D.)
(a) What is the magnitude the velocity of ship A relative to B?
knots
(b) What is the direction of the velocity of ship A relative to B?
° east of north
(c) After what time will the ships be 140 nautical miles apart?
h
(d) What will be the bearing of B (the direction of B's position) relative to A at that time?
° west of south