Get the answers you need at Westonci.ca, where our expert community is dedicated to providing you with accurate information. Our platform offers a seamless experience for finding reliable answers from a network of knowledgeable professionals. Join our Q&A platform to connect with experts dedicated to providing accurate answers to your questions in various fields.

1) A building has 15 floors above ground level and 5 floors below ground level. If the ground level is represented by 0, what integer would describe the floor 4 units above that?

2) What floor is 8 units below the top level?

3) What floor is 2 units above the lowest level?