Equations
1. Correct
Wrong
2. Volcanoes. Deception Island in Antarctica and Kilauea in Hawaii are two volcanoes that erupted in the twentieth century. The height of Deception Island is 2119 feet shorter than the height of Kilauea. The height of Kilauea is 229 feet more than two times the height of Deception Island. Find the height of Kilauea. Correct
Wrong
3. Decorating. A roll of wallpaper covers 70 square feet. Suppose a rectangular room measures 10 feet long by 12 feet wide by 8 feet high and has two windows and two doors. How many whole rolls of wallpaper are needed to wallpaper the room? Subtract 15 square feet for each window and door. Correct
Wrong
4. Correct
Wrong
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