10 halves in 5 wholes.
5 wholes = ten halves plus one half = 11 halves
twenty. Two halves make one whole. So in ten wholes there are 10 x 2 = 20 halves.
There are 16 halves in eight wholes.
You can make 4 wholes from 8 halves.
10 / (1/2) = 10* (2/1) = 20
You can make 3 wholes
20
12
1
3 x 2 = 6 halves
14