Get 2 females and a male, they should be ok, I have a tank I keep like that, only slightly larger, but these are large minnows from my pond. Very nice interaction between fishies, not your typical hang around till lunch fish.
Cape Town, South Africa
25 Gal. 54watt, DIY CO2 5 Angelfish, 1 male dwarf gourami + 2 females ,2 female betas, 3 albino corys, 2 pepper corys, 2 CAEs
15 gal. Dwarf gourami fry tank
10 Gal 3 variatus platies, 4 black sailfin mollies- 5 Gal guppy birth tank with dividers
5 Gal guppy frytank
1 Gal guppy frytank
40 Gal Pond with 10 female guppies, 1 male tons of fry.
On various pieces of furniture, 6 cats!