Select the number of bony fishes from the following:
Exocoetus, Trygon, Hippocampus, Torpedo, Labeo, Pristis, Catla, Scoliodon, Clarias, Carcharodon
Exocoetus, Hippocampus, Labeo, Catla and Clarias are bony fishes (class Osteichthyes).
Trygon, Torpedo, Pristis, Scoliodon and Carcharodon are cartilaginous fishes (class Chondrichthyes).