How to attack

I am in gold 3. I am looking for an attacking stradigy. I have lvl 5 barbs, lvl 4 giants, archers, wizards, and goblins. I have lvl 2 healers lvl 1 pekkas, hogs, minions, and drags. I have lvl 3 heal spell rage spell and lightning spell. I need help on how the amount of each troop I should use

Giant healer strategy. 15 giants 1 healer 6 wall breakers 20 arch 20 barb the rest goblins

Anymore attack stradegies