General Nav problem
Just having some problems with G Nav:
A lambert conformal conic chart has a constant of the cone on 0.75. the initial course of a straight line track drawn on this chart from A 40N 50W to B is 043T at A. Course at B is 055T. What is the longitude of B
a) 34w <--answer
b) 36w
c) 38W
d) 41W
Help in working this question would be much appreciated.
Many thanks,
Wing Bar