Solve the problem.At noon, ship A was 14 nautical miles due north of ship B. Ship A was sailing south at 14 knots (nautical miles per hour; a nautical mile is 2000 yards) and continued to do so all day. Ship B was sailing east at 8 knots and continued to do so all day. The visibility was 5 nautical miles. Did the ships ever sight each other?
A. No. The closest they ever got to each other was 6.9 nautical miles.
B. Yes. They were within 3 nautical miles of each other.
C. Yes. They were within 4 nautical miles of each other.
D. No. The closest they ever got to each other was 7.9 nautical miles.
Answer: A
You might also like to view...
Test the vector field F to determine if it is conservative.F = -cos x cos yi + sin x sin yj - sec2 zk
A. Conservative B. Not conservative
Solve the problem.An election involving 6 candidates and 20 voters is held, and the results of the election are to be determined using the Borda count method. Assuming there isn't a six-way tie, the minimum number of points a winning candidate can receive is
A. 81 points. B. 71 points. C. 91 points. D. 61 points. E. none of these
Determine whether the set is finite or infinite.The days of the week
A. Finite B. Infinite
Simplify the exponential expression.
A. - 
B. 
C. x4
D. -x4