The publisher chooses to have front and back covers with a thickness of
of an 1/3 inch instead.
Write an equation that represents the NEW total width of the book, y, for every 100 pages of paper, x.

Ateacher wanted to buy a chair, a bookshelf, two tables and a desk. she spent $900 for all five items and the chair and the desk combined 70% of her total. if the bookshelf cost $50, how much did each of the tables cost?