The number of people left to play if 10 of 15 have played

1) you deposit $2,500 in an account that earns 4% simple interest. how much do you earn in eight years?

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?

3. simplify. 312⋅312 4. rewrite n√xm using a rational expression.