Answer:
by number cube i assume you mean a dice
so...
1 & heads
1 & tails
2 & heads
2 & tails
3 & heads
3 & tails
4 & heads
4 & tails
5 & heads
5 & tails
6 & heads
6 & tails
Explanation:
so in total...
12
5.7m questions
7.4m answers