Answer 10.

Victoria summer time
0847 4.9

1500 1.4

Range = 3.5m, mid way range.

1017 - 1217 = HW+2 and HW+3 hours

HW+2 = 352°T 0.8kn or 0.5kn. Int 0.6kn.

HW+3 = 293 °T 2.0kn or 1.1kn . Int 1.5kn.