A 25-foot ladder is placed 7 feet from the wall, as shown. 25 ft.
7 ft.
고
If the top of the ladder slips down 4 feet, how many feet will the bottom slide out?

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