Discover the answers to your questions at Westonci.ca, where experts share their knowledge and insights with you. Discover detailed answers to your questions from a wide network of experts on our comprehensive Q&A platform. Join our platform to connect with experts ready to provide precise answers to your questions in different areas.

A scientist uses a submarine to study ocean life. She begins at sea level, which is an elevation of 0 feet. She travels down 21.1 feet. She then ascends 19.1 feet. Next, she travels down a second time, 80.7 feet. How many feet must she now ascend to get back to sea level?