Glven: A = (a, e, i, o, u), B = {a, I, g, e, b, r), C = {m, y, t, h), An C is​

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?