How am i supposed to do this? number 14.

About 400,000 people visited an art museum in december. what could be the exact number of people who visited the art museum?

Rectangle pqrs has length a and width 4b. the x-axis bisects ps and qr what are the coordinates of the vertices

Louis wants to carpet the rectangular floor of his basement.the basement has an area of 864 square feet.the width of the basement is 2/3 it's length. what is the length of louis's basement