The number of apples in the orchard which were rotten is 40/100*200 = <<40/100*200=80>>80
Out of the 80 rotten apples, 70/100*80 = <<70/100*80=56>>56 were smelling.
The number of rotten apples in the orchard which were not smelling is 80-56 = <<80-56=24>>24
#### 24