Can’t wait for the next for next episode of Knowledge Fight to cover this!

Low end bikes like that just don’t have much value used. They are generally considered disposable. Still if it is in good ridable shape you might get $50. Some times you cant give them away… Used helmets are iffy to the buyer. You never can be certain they are in good safe condition, even if they look nice. A nice camelback might be worth more than the bike and helmet!