How much money would I get...?

If I went into gamestop and traded in a rock band 1 guitar, a wireless guitar hero 2 guitar, rock band 1 mic, rock band 1 drumset, rock band, rockband 2, rockband track pack 1, rockband track pack 2, guitar hero 3, gauntlet dark legacies,guitar hero & guitar hero 2 dual pack, magic pengel, transformers, dragonball z budokai tenkaichi 3, midnight club 3 dub edition remix, XIII(thirteen), aqua teen hunger force: zombie ninja pro-am, soulcalibur II, ratchet and clank up your arsenal, metal gear solid 3, devil may cry 5th aniversary collection (devil may cry 1,2, and 3), ratchet and clank: size matters, tony hawks american wasteland: special edition, smackdown vs raw, smackdown vs raw 2008:featuring ECW, 16 mb memory card, 2 controllers, and multi-tab (all for ps2). a original x box controller. Fable and monster madness both for computer. for the gamecube, paper mario: the thousand year door, spongebob squarepants the battle for bikini bottom,sonic adventure DX: directers cut, a controller, and the grim adventures of billy and mandy. For xbox 360, lego Indiana Jones: the original adventures & kung fu panda dual pack, and monster madness: battle for suburbia. For ds, nintendogs: lab & friends, lego star wars: the complete saga, and mario hoops 3-on-3. Lastly, im selling my (slim version) ps2. If I were to go to gamestop and sell all this, would I be able to get rockband 2 and a rockband 2 guitar for the 360?