On Monday at 1 p. m., when the ocean’s surface was at an elevation of 2.2 feet, Winston went to a surf shop that was 8.2 feet above the ocean’s surface. At 7 p. m. when the ocean’s surface was at an elevation of -2.4 feet, Winston ate dinner at a restaurant whose deck was 10 feet above the ocean’s surface. 1. What was the distance between the deck and the ocean’s surface at 1 p. m.? Which was higher, the deck or the ocean?
2. What was the distance between the surf shop and the ocean’s surface at 7 p. m.? Which was higher, the surf shop or the ocean?