I really need help please Predict Fred's distance from the ground after 3.5 seconds.

Use set buikder notation to represent the following set: {, -2, -1, 0}

Construct the graph that models the given situation

Hurrya vegetable garden and a surrounding path are shaped like a square that together are 11ft wide. the path is 2ft wide if one bag of gravel covers 9 square feet how many bags are needed to cover the path