if you dodge only chargedmove, you can kill easy 2pokemon with "+500CP"
exemple: vaporeon 2K = 2 snorlax2K5
" cool mode", naturly if you try hard you can better.
i list me team for attak
https://pokemongo.gamepress.gg/Q-A/which-6-pokemons
i think for close a 10gyms 2K+ defenders you need more than 45minute with your team (35healpot), but 30 minute with me team and (20heal pot) (alone)