A ship is sailing due east at 18 knots runs into a 3 knot current moving 40_ East of North. The resultant speed an direction of the ship are:

a) 20.3 knots ; 6 30' N to E _
b) 15.82 knots ; 8 35' N to E _
c) 20.06 knots ; 6 35' N to E _
d) 20.06 knots ; 83 24' N to E _

impatient much?

Once is enough, thank you.
Repeated postings will not get faster or better responses.