yardage is given for the whole twinset:

Mambo (52% cotton / 48% rayon, 105m/50g):
14 (15) skeins light yellow
10 (11) skeins natural
4 (5) skeins white

Angora (70% angora / 30% wool, 120m/25g):
1 skein white

Luxor (100% metallic acrylic, 300m/50g)
1 skein silver