Can someone answer these 3 questions? I honestly am screwed!! Dave is adding a new patio to the
back of his house. The dimensions
of the patio are shown below. If
one bag of concrete mix will
cover 50 square feet, how many
bags of concrete will he need?

A campground covers their rectangular-shaped pool each winter. If the area of the cover is 333.5 square feet, and the pool is 23 feet long, find the width.

A fence is being built around a small park. How many feet of fence will be needed to surround the park?