Help please i’ll give brainliest

Plzzz i beg u so much asaaaap ! what is the slope of this line? enter your answer in the box.

Fanny mendelssohn manages all the magazines and paperback books at a local grocery store. she prices many paperbacks to sell at $7.99. the cost to the store is $5.29. what is the markup rate on a paperback book, based on its cost?

To determine the number of deer in a forest a forest ranger tags 280 and releases them back