Experts say when you buy a new car, the value decreases 9% when you drive it off the lot. the millers paid $28,456 for a new car .how does the value of the car change after they drive it off the lot

Eiko is wearing a magic ring that increases the power of her healing spell by 30%. without the ring, her healing spell restores h health points. which of the following expressions could represent how many health points the spell restores when eiko is wearing the magic ring?