Tension is 18 sts to 6 cm and 28 rows to 10 cm over cabled pattern.

V neck cardigan takes 4 (4,5,6,7,8) balls
Cardigan with collar takes 4 (5,6,7,8,9) balls
Cardigan with yoke collar 5 (6,6,7,8,9) balls
Cardigan with hood takes 6 (6,7,8,9,10) balls
Hat takes 2 balls